Word.ws English Dictionary

theorems

theorems is the plural of theorem.

Meaning of theorem

Noun

theorem (plural theorems)

  1. A mathematical statement of some importance that has been proven to be true. Minor theorems are often called propositions. Theorems which are not very interesting in themselves but are an essential part of a bigger theorem's proof are called lemmas.
    Synonyms:
    lemma
  2. (colloquial, nonstandard) A mathematical statement that is expected to be true.
    • Fermat's Last Theorem was known thus long before it was proved in the 1990s.
  3. A syntactically correct expression that is deducible from the given axioms of a deductive system.

See all 4 meanings of theorem

Phrases with theorems

1 more phrasesFewer phrases

Questions about theorems

What is theorems the plural of?
Theorems is the plural of theorem.

Words near theorems in the dictionary

  1. theorematists
  2. theoremed
  3. theoremhood
  4. theoremic
  5. theoreming
  6. theorems
  7. theoretic
  8. theoretical
  9. theoretical key
  10. theoretical keys
  11. theoretical oxygen demand

Source and license

Adapted from Wiktionary: theorems (page history and authors); theorem (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “theorems.” Word.ws, https://word.ws/theorems. Based on Wiktionary, CC BY-SA 4.0.