- a subsidiary proposition introduced in proving some other proposition; a helping theorem.
- an argument, theme, or subject, especially when indicated in a heading.
- a word or phrase that is glossed; headword.
Origin of lemma1
1560–70; < Latin: theme, title, epigram < Greek lêmma something received, premise, akin to lambánein to take, receive, take for granted
- a bract in a grass spikelet just below the pistil and stamens.
Origin of lemma2
1745–55; < Greek lémma shell, husk, akin to lépein to peel
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for lemma
The lemma in his note is Oratesque, the reading of Daniel Heinsius' edition.
His apparatus is the first to supply a lemma for each variant reading reported, and is clear and easy to read.
The method of exhaustion used, for the purpose of proof by reductio ad absurdum, the lemma proved in Eucl.The Legacy of Greece
- a subsidiary proposition, proved for use in the proof of another proposition
- linguistics a word considered as its citation form together with all the inflected forms. For example, the lemma go consists of go together with goes, going, went, and gone
- an argument or theme, esp when used as the subject or title of a composition
C16 (meaning: proposition), C17 (meaning: title, theme): via Latin from Greek: premise, from lambanein to take (for granted)
- the outer of two bracts surrounding each floret in a grass spikeletCompare palea
C19: from Greek: rind, from lepein to peel
Word Origin and History for lemma
1560s, first in mathematics, from Greek lemma (plural lemmata) "something received or taken; an argument; something taken for granted," from root of lambanein "to take" (see analemma).
Online Etymology Dictionary, © 2010 Douglas Harper
- The outer or lower of the two bracts enclosing one of the flowers within a grass spikelet.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.