From Simple English Wikipedia, the free encyclopedia

Lemma may refer to:

  • Lemma (mathematics), a proven statement that is used to prove another statement
  • Lemma (linguistics), the canonical form of a word. They are the head words in a dictionary.
  • Lemma (logic), which is simultaneously a premise for a contention above it and a contention for premises below it
  • Lemma (botany), one of the specialised bracts enclosing a floret in a grass inflorescence
  • "Shadowing lemma", a fictional animal in Terry Pratchett's Discworld series, which exists in only 2 dimensions and eats mathematicians