There are 2 definitions of lemma in English:

lemma1

Line breaks: lemma
Pronunciation: /ˈlɛmə
 
/

noun (plural lemmas or lemmata /-mətə/)

1A subsidiary or intermediate theorem in an argument or proof: they give every last lemma of neoclassical theory the status of Holy Writ
More example sentences
  • It takes a long series of lemmas to show how powerful the primitive recursive functions are.
  • To state the lemma, we need to make one more definition concerning functors.
  • The fundamental lemma of the calculus of variations is named after him.
2A heading indicating the subject or argument of a literary composition or annotation.
More example sentences
  • The lemma is always followed by an analysis of the text.
3A word or phrase defined in a dictionary or entered in a word list.
More example sentences
  • While recognizing it as ‘the finest lexicon available for NT Greek,’ they observe this disturbing shortcoming: It does not explain in the introduction the criteria employed for selecting lemmas.

Origin

late 16th century: via Latin from Greek lēmma 'something assumed'; related to lambanein 'take'.

Definition of lemma in:

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Word of the day neoteny
Pronunciation: niːˈɒt(ə)ni
noun
retention of juvenile features in the adult animal

There are 2 definitions of lemma in English:

lemma2

Line breaks: lemma
Pronunciation: /ˈlɛmə
 
/

noun (plural lemmas or lemmata /-mətə/)

Botany
The lower bract of the floret of a grass. Compare with palea.
More example sentences
  • On the day before florets opened, the third florets from the top of the first branches were fixed in FAA after removing the lemmas.
  • Two leafy organs protect the floret of grasses, the lemma, and the palea, and both are considered to represent reduced vegetative leaves.
  • In the basal part of the floret, the mRNA label was very strong in the two distinctive bracts, lemma and palea, as well as in the base of the two lodicules and the pistil complex.

Origin

mid 18th century (denoting the husk or shell of a fruit): from Greek, from lepein 'to peel'.

Definition of lemma in: