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Medicine
Medicine, The Bealingart, Or Science Of Therapeutics. In This Extensive And Ge Neral Sense, It Includes The Materia Me Dics, Or Substances Employed In Medi Cine ; Pharmacy, Or The Mode Com Pounding Them ; And Praxis, Or The Phre. Nomena Of Diseases And Practice Of Medi Cine. In A ...

Meleagris
Meleagris In Natural History, The Turkey, A Genus Of Birds Of The Order Gal Ling. Generic Character : Bill Convex, Short And Strong ; Head And Neck Cover Ed With Spongy Caruncles ; Chin With A Longitudinal Membranaceous Caruncle ; Tail Broad And Expansile. Gmelin Notices Two Species, And Latham ...

Memory
Memory, A Faculty Of The Human Mind, Whereby It Retains Or Keeps The Ideas It Has Once Perceived. Memory, Says Mr. Locke, Is, As It Were, The Store-house Of Our Ideas; For The Narrow Mind Of Man Not Being Capa Ble Of Having Many Ideas Under View At Once, It ...

Memory 105
Memory. 105. The Memory Is Defined By Hart Ley To Be That Faculty By Which Traces Of Sensations And Ideas Recur, Or Are Recall Ed, In The Same Order And Proportion, Ac Curately Or Nearly, In Which They Were Once Actually Presented.—the Rudiments Of Memory Are Laid In The Perpetual ...

Mensuration
Mensuration Is The Art Of Ascer Taining The Contents Of Superficial Areas, Or Planes ; Of Solids, Or Substantial Ob Jects; And The Lengths, Breadths, &c. Of Various Figures ; Either Collectively Or Abstractedsy. The Mensuration Of A Plane Superscies, Orsurface,lyin G Lev El Between Its Several Boundaries, Is Easy ...

Menyanthes
Menyanthes, In Botany, A Genus Of The Pentandria Monogynia Class And Or Der. Natural Order Of Preciie. Lysi Machix, Jussieu. Essential Character : Corolla Shaggy ; Stigma Bifid ; Capsule Ene-celled. There Are 'five Species, Of Which M. Nymphoides, Fringed Buckbean, Or Water-lily, Has A Long, Stringy, Perenni Al Root, ...

Mercury
Mercury, A Metal Which Has Long Been Distinguished, As The Only One That Retains Its Fluidity At The Common Tempe Rature Of The Atmosphere. The Late Dis Coveries Of Mr. Davy Have, However, Pro Duced Two Others Which Possess This Pro Perty : These Will Be Noticed In Their Places: ...

Mergus
Mergus, In Natural History, The Merganser, A Genus Of Birds Of The Order Anseres. Generic Character: Bill Serra Ted, Slender, And Hooked At The Point ; Nostrils Small, Oval, And Near The Middle Of The Bill ; Feet Four-toed, The Outej One Before Longer Than The Middle One. There Are ...

Meridian
Meridian, In Astronomy, A Great Cir Cle Passing Through The Poles Of The World, And Both The Zenith And Nadir, Crosses The Equinoctial At Right Angles, And Divides The Sphere Into Two Hemis Pheres, The Eastern And Western ; It Has Its Poles In The East And West Points Of ...

Meridional
Meridional Dleraxcz, In Naviga Tion, Is The Same With The Departure, East Ing Or Westing, Or The Difference Of Lon Gitude Between The Meridian Under Which The Ship Now Is, And Any Other Me Ridian She Was Before Under. Maridional Parts, Milks, Or Anivirras, In Navigation, Are The Parts By ...

Metals
Metals, According To Strict Defini Tion, Are Inflammable Bodies, Being All Capable Of Combining With Oxygen, And Many Of Them, During This Combination, Exhibit The Phenomena Of Combustion. Formerly Only Seven Metals Were Known, But Modern Discoveries Have Added To The Number About Twenty Others, Which Are Distinguished By Their ...

Meteor
Meteor, In Physiology, A Moveable Igneous Body, Congregated In The Air By Means Not Thoroughly Understood, And Varying Greatly In Size And Rapidity Of Motion. Many Attempts Have Been And Are Still Made To Account For The Forma Tion And Ignition Of These Grand Objects. Dr. Woodward, Of The Old ...

Meteorology
Meteorology, Is The Science Of Studying The Phenomena Of The Atmo Sphere, And The Term By Which Is Express Ed All The Observations That Tend To Make Them A System. There Are Many Most Im Portant Meteorological Phenomena, And Those May Be Classed Under Five Distinct Beads; For Instance, The ...

Methodists
Methodists. The Term Methodist Was First Given To Themison, The Founder Of A Sect Of Physicians At Rome, Which Flourished About Three Hundred Years, And Had Some Of The Greatest Physicians Of The Age Among Its Members. In The Seventeenth Cent Urythere Sprung Op A New Species Of Polemic Doctors, ...

Metic
Metic. There Is One Thing Which Deserves Par Ticular Notice, In Regard To This Subject, And That Is, The Great Advantage That May Re Dound To Science By A Happy Notation, Or Expression Of Our Thoughts. It Is Owing En Tirely To This, And The Method Of Denoting The Several ...

Mica
Mica, In Natural History; A Genus Of In Sects Of The Ventres Testacea Class And Order. Animal Ascidia ; Shell Bivalve, Nerally Gaping At One End; Hinge With Broad Thick Strong Teeth, Seldom More Than One, And Not Inserted Into The Op Posite Valve. The Animals Of This Genus Perforate ...

Micrometer
Micrometer, An Instrument Usually Fitted To A Telescope, In The Focus Of The Object-glass, For Measuring Small Angles Or Distances, As The Apparent Diameter Of The Planets. The General Principle Of This Instrument Is, That It Moves A Fine Wire, Parallel To Itself, In The Plane Of The Picture Of ...

Microscope
Microscope, In Optics. By Micro Scopes Are Understood Instruments, Of Whatever Structure Or Contrivance, That Can Make Small Objects Appear Larger Than They Do By The Naked Eye. This Is Effected By Means Of Convex Glasses. When Only One Convex Glass Or Lens Is Used, The Instrument Is Called A ...

Milk
Milk, The Fluid Designed For The Nou Rishment Of Young Animals, And Which Is Secreted In Particular Organs By The Fe Males Of The Class Msmmalis, Is A White Opaque Fluid, Having A Sweetish Taste, And A Specific Gravity Somewhat Greater Than That Of Water. When Milk Newly Taken From ...

Mill
Mill, Is A Machine, Which, By Means Of Any Adequate Force, As Steam, Water, Wind, Or Animal Exertion, Acquires Such An Additional Power As Enables The Machi Nery To Act With Increased Effect, And With The Requisite Regularity. It May Be Considered An Axiom, From Which Very Few, If Any, ...

Millepora
Millepora, In Natural History, A Ge Nus Of Insects Of The Vermes Zoophyte Class And Order. Animal An Hydra Or Polype; Coral Mostly Branched, And Co Vered With Many Cylindrical Turbinated Pores; Hence Its Name, A Thousand Pores. There Are More Than Thirty Species, Of Which We Shall Notice M. ...

Mills
Mills, Horse And Hand, Are Usually Upon A Small Construction, Rarely Calculated To Produce Any Considerable Effect, And More Appropriate To Domestic Purposes Of Inferiorconsideration. These Machines, As Their Names Imply, Derive Their Action From Animal Force, Which Is Unquestion Ably The Dearest, Most Irregular, And Least Efficient, Of All ...

Mills_2
Mills, Saw, Though Extremely Simple In Their Parts, Require The Greatest Care In Their Formation. The Saws, Which Are Moved By Cranks (much The Same As Those In Use For Pumps In Water Works), Must Be Set With Most Scrupulous Exact Ness, Else They Will Not Only Tear Oblique Ly, ...

Mimosa
Mimosa, In Botany, A Genus Of The Polygamia Monoecia Class And Order. Natural Order Of Lomentacere ; Legumi Nom, Jussieu. Essential Character: Her Maphrodite, Calyx Five-toothed ; Corolla Five-cleft; Stamina Five Or More ; Pistillum One ; Legume : Male, Calyx Five-toothed; Corolla Five-cleft; Stamina Five,ten,or More. There Are Eighty-five ...

Mine
Mine, In Natural History, A Place Un Der Ground, Where Metals, Minerals, Or Even Precious Stones, Are Dug. As, Therefore, The Matter Dug Out Of Mines Is Various, The Mines Themselves Acquire Various Denominations, As Gold Mines, Silver-mines, Copper-mines, Iron Mines, Diamond-mines, Salt-mines, Mines Of Antimony, Of Alum, &c. Mines, ...

Mineralogy
Mineralogy, That Science Which Teaches Us The Properties Of Mineral Bodies, And By Which We Learn How To Characterize, Distinguish, And Class Them Into A Proper Order. Mineralogy Seems To Have Been In A Manner Coeval With The World. Precious Stones Of Various Kinds Appear To Have Been Well Known ...

Minimal Surgical Subjects
Minimal Surgical Subjects. Sympathetic Fever. No Part Of The Ani Mal Body Can Be Very Considerably Disor Dered, Without Occasioning A Correspon Dent Derangement Of The Whole Constitu Tion. Such Disorder Has Been Considered By Mr. Hunter As The Result Of Universal Sympathy. This Consent Of The Whole Constitution With ...

Mint
Mint, The Place In Which The King's Money Is Coined. See Comm,. There Were Anciently Mints In Almost Every County In England ; But The Only Mint At Present In The British Dominions Is That In The Tower Of London. The Of Ficers Of The Mint Are, The Warden Of ...

Mioloot
Mioloot. Muscles Consist Of Bundles Of Red Fibres; But The Colour Is Not Essential, Since It Can Be Removed By Repeated Wa.shings And Maceration. The Threads Composing A Muscle Tu-e Enveloped By Cellular Substance, Which Connects It To The Surrounding Parts. Each Bundle Consists Of Numerous Fibres, Vf Small, That ...

Miracle
Miracle, Is Defined By Dr. Samuel Clark To Be A Work Effected In A Manner Different From The. Common And Regular Method Of Providence, By The Interposi Tion Either Of God Himself, Or Some Intel Ligent Agent Superior To Man. It Has Been Much Controverted, Whether True Miracles Can Be ...

Mirroub
Mirroub, In Catoptrics, Any Polished Body Impervious To The Rays Of Light, And Which Reflects Them Equally Mirrours Were Anciently Made Of Me Tal: But At Present They Are Generally Smooth Plates Of Glass, Tinned Or Quicksil Vered On The Back Part, And Called Look Ing-glasses. The Doctrine Of Mirrours ...

Misprision
Misprision, A Neglect, Oversight, Or Contempt. It Is Chiefly Applied To Mis Prision Of Treason, Which Is A Negligence In Not Revealing Treason, Or Felony, To A Magistrate, Where A Person Knows It To Be Committed. It Is Also Applied To Great Misdemeanours. It Is, Therefore, Nega Tive Or Positive, ...

Mix Shot
Mix= Shot. One Ounce Of No. 4, 5, 6, Common Shot, Contains 232 Charge For Ditto 434 One Ounce Of Patent Ditto, No. 4, 5, 6 263 Charge For Ditto 493 Difference 59 Grains. One Ounce Of No. 5, 6, And 7, Com Mon Shot, Contains . . . 297 ...

Moan Of Taste
(moan Of Taste. It Would Be A Waste Of Words To De Scribe The Situation And Form Ofthe Tongue. This Organ Presents A Most Interesting Subject To The Phisiologist, From The Con. Cern Which It Has In The Functions Of Mas Tication, Deglutition, And Articulation, Be Sides That It Constitutes ...

Modern Measures
Modern Measures. Amsterdam Foot .927 Ell 2.233 Antwerp Foot .940 Barcelona Foot .992 Basle Foot .944 Bavarian Foot .968 Berlin Foot .992 Bologna Foot 1.244 Brabant Ell In Germany . . 2.268 Brescia Fbot 1.560 Brescian Braccio 2.092 Brussels Foot .902 Greater Ell 2,278 -- Lesser Ell . 2.245 China ...

Molybdenum
Molybdenum Is A Metal Of A Grey Ish White Colour, In The Form Of Brittle In Fusible Grains. Formerly Two Substances Were Confounded Together, Which Being Examined By The Industrious And Accurate Scheele, He Gave To The One The Name Of Plumbago, Which Is Composed Of Carbon And Iron; The ...

Monarchy
Monarchy, A Government, In Which The Supreme Power Is Invested In • Single Person. There Are Several Kinds Of Mo Narchies, As Where The Monarch Is Invest Ed With An Absolute Power, And Is Account Able To None But God. It Is An Error To Suppose, That A Despotic Or ...

Money
Money, A Substance, Commonly Me Tal, And Generally Of A Determined Shape And Weight, To Which Public Authority Has Affixed A Certain Value To Serve As A Medium In Commerce. We May Refer Our Readers To The Article Com For Much Interesting Matter On This Subject. See Also Mawr. Money ...

Monochord
Monochord, In Music, An Ancient Instrument, Or Machine, So Called, Be Cause It Is Furnished With Only One String._ Its Use Is To Measure And Adjust The Ratios Of The Intervals, Which It Effects By The Means Of Moveable Bridges, Calculated To Divide The Chord At The Pleasure Of The ...

Monoculus
Monoculus, In Natural History, A Genus Of Insects Of The Order Aptera. Legs Four To Eight, Formed For Swim Ming, And Very Long ; Body Covered With A Crest, Or Shell, Divided Into Segments ; Antenna Sometimes Four, Sometimes Two, And Sometimes Without Any; Four Feelers, In Continual Motion When ...

Monodon
Monodon, The Narwhal, In Natural History, A Genus Of Mammalia, Of The Order Cete. Generic Character: Tooth (sometimes Two Teeth) In The Upper Jaw, Projecting Strait Forwards, Long And Spiral; Spiracle On The Head. The Only Species Of This Genus Is M. Monoceros, Or The Unicorn Narwhal ; This Is ...

Monsoon
Monsoon, In Physiology, A Species Of Trade Wind, In The East Indies, Which For Six Months Blows Constantly The Same Way, And The Contrary Way The Other Six Months. However, It Ought To Be Ob Served, That The Points Of The Compass From Whence The Monsoons Blow, As Well As ...

Monument
Monument, In Architecture, Build Ing Destined To Preserve The Memory, &c. Of The Person Who Raised It, Or For Whom It Was Raised ; Such Are, A Triumphal Arch, A Mausoleum, A Pyramid, &c. The First Monuments That Were Erected, By The An Cients, Were Of Stones, Which Were Laid ...

Mood
Mood. These Distinctions Of Syllogism, Accord. Ing To Figure And Mood, Respect Chiefly Simple Syllogisms, Or Those Limited To Three Propositions, All Simple; And Where The Extremes And Middle Term Are Con Nected Immediately Together. But As The Mind Is Not Tied Down To Any One Form Of Reasoning, But ...

Moon
Moon, Tuna, Q , In Astronomy, A Satel Lite, Or Secondary Planet, Always Attendant On Our Earth. The Moon Being The Nearest, And, Next To The Sun, The Most Remarkable Body In Our System, And Also Useful For The Divi Sion Of Time, It Is No Wonder That The An ...

Moore
Moore (sin Jonas), In Biography, An Eminent English Mathematician In The Se Venteenth Century, Was Born At Whitlee, In Lancashire, About The Year 162u. He Enjoyed The Advantages Of A Liberal School Education, And Afterwards Applied Himself Pirncipally To The Study Of The Mathema Tics, For Which, From His Childhood, ...

Moravians
Moravians, Hmtaxsurrzite, Or Unr Tab Fiatai7x, In Church History, A Deno Mination Of Christians, Concerning Whose Origin, History, And Character, Various Contradictory Reports Have Been Publish Ed. Crantz Divides Their History Into What He Calls Ancient And Modern. The For Mer Refers To Them Before The Time Of Their Settlement ...

Morocco
Morocco, In Commerce, A Fine Kind Of Leather, Prepared Of The Skin Of An Ani Mal Of The Goat Kind, And Imported From The Levant, Barbary, &c. The Name Was Probably Taken From The Kingdom Of Morocco, Whence The Man Ner Of Preparing It Was Borrowed, Which Is This : ...

Mortality
Mortality, Bills Of, Registers Of The Number Of Deaths Or Burials In Any Parish Or District. The Establishment Of Bills Of Mortality In Great Britain Originated In The Frequent Appearance Of The Plague, Which Formerly Made Great Devastations In This Country, And An Abstract Of The Number Of Deaths Was ...