DASH, in music, a small mark, thus I, denoting that the note over which it is placed is to he performed in a short and distinct manner.
DATA, =rug mathematicians, a term used for such things and quantities at are given or known, in order to find other things therefrom, that are unknown Euclid uses the word for such spaces, lines' and angles, as are of a given magnitude, or to which we can assign others equal. DATE, the notation of the time an place of the delivery or subscription of an instrument. The word is derived ['For•, the common formula at the that of in struments, "datum," or "data," at such a place and time. Dates of rim' are distinguished into definite and in definite. The former mark specially at • year, and sometimes-the month, day, &c. the latter only contain a general Isere] once to some period of time. Thus man:" instruments of the earlier part of dm middle ages are dated only "Regnant+ Domino nostro Jesu Christ° ;" and nevi often the date contained only mention of the reigning prince, without reference t the years of his reign. Definite dates arc various in ancient charters and deeds The Christian Greeks dated generally, down to the fall of Constantinople, by dist year of the world; beginning their yea, at the 1st of September. The date user'
in the oldest Latin charters is commonlj that of the indiction, which is also fre • queritly added in the Greek. The Chris ti in era (under the several names of yea/ of grace, of the incarnation, of the reign of Christ, of the nativity, stc., &e.,) began to be in common usage in royal charters in France about the reign of Ilugh Ca pet, in Spain and Portugal not until the Lilt and 14th centuries. In England, tho Saxon kings frequently dated by the in carnation ; but deeds and charters undet the Plantagenet kings generally hem the year of the reigning prince.
DA"l'ISI, in logic, an hrbitrary tern, for a mode of syllogisms in the third lig uro, wherein the major proposition is a nnivcrsal affirmative, and the minor atm conclusion are particular affirmatives.
DA"fl VE, in grammar, the third of the Greek and Latin nouns.
DAU'PlI1N, the title of the eldest sou of the king of France. It is said that, in 1319, If umbut II., the last of the princes of Danphiny, having no issue, gave his dominions to the crown of France, upon condition that the king's eldest son should be styled the Dauphin.