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单词 lemma
释义

lemman.1

Brit. /ˈlɛmə/, U.S. /ˈlɛmə/
Forms: Plural lemmas, lemmata /ˈlɛmətə/.
Etymology: < (either directly or through Latin) Greek λῆμμα, plural λήμματα ( < root of λαμβάνειν to take, perfect passive εἴλημμαι) something received or taken; something taken for granted; an argument, title. Compare French lemme.
1. Mathematics, etc. A proposition assumed or demonstrated which is subsidiary to some other. See also quot. a1856.
ΘΚΠ
the world > relative properties > number > mathematics > [noun] > mathematical enquiry > proposition > in relation to another
corollaryc1374
converse1570
lemma1570
dual1910
the mind > mental capacity > philosophy > logic > logical proposition > [noun] > universal proposition > subsidiary proposition
subalternc1475
particulara1500
lemma1570
hypothesis1596
subalternate1651
under-proposition1691
1570 H. Billingsley tr. Euclid Elements Geom. xi. f. 346v The Mathematicall occasion, whereby..Hippocrates..was led to the former Lemma.
1656 T. Hobbes Six Lessons i. 8 in Elements Philos. The sixth Definition is but a Lemma.
1678 R. Cudworth True Intellect. Syst. Universe i. iv. 194 We must first lay down this Lemma or Preparatory proposition.
1749 Philos. Trans. 1748 (Royal Soc.) 45 367 From these Lemmata..are deduced the following Propositions.
1822 R. Whately Misc. Remains (1864) 73 I lay down, then, these Lemmas: 1st [etc.].
1845 T. De Quincey Notes on Gilfillan's Gallery Lit. Portraits in Tait's Edinb. Mag. Dec. 756/2 Whatever is—so much I conceive to have been a fundamental lemma for Hazlitt—is wrong.
a1856 W. Hamilton Lect. Metaphysics (1860) III. xiv. 267 Lemmata, that is, propositions borrowed from another science in order to serve as subsidiary propositions in the science of which we treat.
1885 C. Leudesdorf tr. L. Cremona Elements Projective Geom. 189 The foregoing lemma.
2.
a. The argument or subject of a literary composition, prefixed as a heading or title; also, a motto appended to a picture, etc.
ΘΚΠ
society > communication > printing > printed matter > arrangement or appearance of printed matter > [noun] > heading
head1560
lemma1616
heading1754
capitular1846
capitulary1846
caption1848
subtitle1907
society > communication > writing > written text > layout > [noun] > heading > argument as caption or heading
lemma1616
the mind > mental capacity > perception or cognition > faculty of ideation > topic, subject-matter > materials of topic > [noun] > of discourse > text indicating topic
text1579
lemma1616
1616 B. Jonson Poëtaster (rev. ed.) To Rdr., in Wks. I. 351 I will onely speake An Epigramme I here haue made: It is Vnto true Souldiers. That's the lemma. Marke it.
1623 H. Cockeram Eng. Dict. Lemma, an argument.
1660 tr. M. Amyraut Treat. conc. Relig. Pref. sig. A7 The Discourses seem to divert a little from the subject which the Lemma's of the Chapters promise.
1679 Bp. T. Barlow Popery 25 The lemma or title to that impious extravagant of Pope Boniface the eighth.
1722 J. Swift Let. to Oxford 11 Oct. in Wks. (1765) VIII. ii. 53 I have hitherto taken up with a scurvy print of you, under which I have placed this lemma: Veteres actus primamque [etc.].
1778 T. Warton Hist. Eng. Poetry II. ix. 201 In the year 1445, several pageaunts were exhibited..with verses written by Lydgate, on the following lemmata. Ingredimini et replete terram [etc.].
b. The heading or theme of a scholium, annotation, or gloss.
ΚΠ
1896 W. G. Rutherford Schol. Aristoph. I. p. vii Adequate information about..the lemmas, the spelling, the accentuation [of scholia].
1896 W. G. Rutherford Schol. Aristoph. I. p. xxvii He marks off the lemma from the body of the note in cases in which a lemma is given.

Draft additions 1997

c. Lexicography. [Used earlier in this sense in German and Italian] A lexical item as it is presented, usually in a standardized form, in a dictionary entry; a definiendum.
ΘΚΠ
the mind > language > linguistics > linguistic unit > lexicography > [noun] > dictionary > parts of a dictionary entry > lemma
entry word1890
lemma1951
1951 tr. Busa Sancti Thomae Aquinatis Hymnorum Ritualium Varia Specimina Concordantiarum Introd. 20 Five stages..of compiling a concordance:..3—indicating on each card the respective entry (lemma); 4—the selection and placing in alphabetical order of all the cards according to the lemma and its purely material quality.
1967 Computers & Humanities 2 79 Punched cards: one word per occurrence, abstract sentences limited to 10 lines: main entry word, run-on entry, inflected form, reference and dating in print; lemma, text code number and dating punched.
1974 R. W. Burchfield in Trans. Philol. Soc. 1973 18 Dictionary editors in this country probably cannot be required to move lower-case lemmata, or to delete literary examples showing a trade mark used more or less generically, provided that the entry accurately reflects usage.
1979 Amer. Speech 1976 51 138 The pages are pleasingly uncluttered.., with just enough contrast between the boldface lemmas and the lightface commentaries.
1983 R. R. K. Hartmann Lexicogr. i. 7 The ‘lemma’..a distillation of the word from which all non-essential features have been eliminated.
1992 Appl. Linguistics 13 4 In the lemma, the lexical entry's meaning and syntax are represented.
This entry has not yet been fully updated (first published 1902; most recently modified version published online March 2022).

lemman.2

Brit. /ˈlɛmə/, U.S. /ˈlɛmə/
Forms: Plural lemmata /ˈlɛmətə/.
Etymology: < Greek λέμμα, < λέπειν to peel.
1.
a. The husk or shell of a fruit.
ΚΠ
1753 Chambers's Cycl. Suppl. Lemma, in pharmacy, a term used to express the husk or shell of certain fruits, as the almond..; and in general, whatever is taken off in decortication. Thus the husks of oats, barley, &c. are the lemmata of those seeds.
b. Embryology. (See quot.)
ΚΠ
1880 F. P. Pascoe Zool. Classif. (ed. 2) Gloss. 280 Lemma, the primary or outer layer of the germinal vesicle.
2. Botany. In grasses, the lower bract of a floret.
ΘΚΠ
the world > plants > particular plants > plants and herbs > a grass or grasses > [noun] > part of
bladec1450
grass root1474
bent1577
chat1601
grasstop1659
knee1678
locusta1707
straw1776
spikelet1793
strap1793
sheath-scale1796
spiket1796
stragule1821
scutellum1832
scobina1839
rachilla1842
chaff-scale1856
coleorhiza1866
hypoblast1882
lemma1906
1906 C. V. Piper in Contrib. U.S. National Herbarium X. 8 We have taken the liberty to introduce the word lemma to apply to the..‘flowering glume’ of authors.
1934 A. Arber Gramineae vii. 110 The idea that the grass flower is unique, and requires a special vocabulary..has led to..a series of names [for bracts], such as gluma florifera, palea inferior, flowering glume and lemma, of which the two latter are the more generally familiar in England and America.
1934 A. Arber Gramineae viii. 141 In Ichnanthus the lemma may show remarkable winglike appendages at the base.
1968 F. W. Gould Grass Systematics ii. 51 Glumes, lemmas, and paleas are floral bracts.
1968 F. W. Gould Grass Systematics ii. 53 Lemma characters of taxonomic importance are shape, texture, size in respect to the glumes, nervation, awn development, and surface features.
This entry has not yet been fully updated (first published 1902; most recently modified version published online March 2022).
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