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单词 uncia
释义

uncian.

/ˈʌnʃɪə/
Forms: Plural unciæ /ˈʌnʃɪiː/.
Etymology: Latin uncia a twelfth part (spec. of a pound or foot): see inch n.1 and ounce n.1
1. Mathematics. (See quot. 1704.) Obsolete.
ΘΚΠ
the world > relative properties > number > mathematical notation or symbol > [noun] > figure > both letters and numerals > prefixed to letter
uncia1695
1695 Philos. Trans. (Royal Soc.) 19 60 That admirable Invention of Mr. Newton, whereby he determines the Unciæ or Numbers prefixt to the Members composing Powers.
1704 J. Harris Lexicon Technicum I Unciæ, in Algebra, signify those Numbers which are prefixed before the Letters of the Members of any Power produced from a Binomial, Residual, or Multinomial Root.
1763 W. Emerson Method of Increments 106 Where the numeral coefficients, are the unciæ of the several powers of a binomial.
2. A Roman copper coin, equal in value to the twelfth part of the ‘as’.
ΘΚΠ
society > trade and finance > money > medium of exchange or currency > coins collective > classical coins > [noun] > ancient Roman
pennyOE
quadrant1533
as1541
sesterce1541
sestertius1567
dupondius1601
quinare1601
quinarius1601
sextant1601
triens1601
trient1601
assarion1625
quadrans1654
quinary1728
nummus1771
follis1784
uncia1834
minimus1852
semis1853
siliqua1889
minim1896
1834 Penny Cycl. II. 431/2 The Uncia,..or piece of one ounce, is marked by a single globule.
1853 H. N. Humphreys Coin Collector's Man. I. 260 The uncia here engraved is of the same period as that of the ‘as’ of nine-and-a-half ounces.
This entry has not yet been fully updated (first published 1921; most recently modified version published online December 2019).
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