lemma
Pronunciation: [ˈlɛm.ə]
Word
Context: "linguistics"
(noun) a base form of a word that you see in dictionaries. It's the simple version of a word before it changes for tense, number, or other grammar rules. For example, 'run' is the lemma for 'runs', 'running', or 'ran'.
Example
In her English class, the teacher told us that 'go' is the lemma for 'going' and 'went'.
Example
The word 'went' is not the lemma; it has already changed form.
Example
What is the lemma for the word 'better'?
Context: "mathematics"
(noun) a statement or proposition that is used to prove other statements. It's like a helper definition that helps you show something else is true, kind of like building blocks.
Example
In math class, we used a lemma to help prove the main theorem about triangles.
Example
We didn't use a lemma during that lesson; we went straight to the main proof.
Example
Can you explain how that lemma helps us with the big proof?
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