2 syllables: lem, ma. Stress on lem.
/ˈlɛmə/
Say it backLemma refers to the canonical form of a word used in dictionaries and linguistic analysis, or a preliminary proposition proved within the context of a larger theorem. It is a stable base form from which inflected forms derive. In computational linguistics, a lemma serves as the base token for analysis of morphology and syntax.
"The lexicographer listed the lemma as the entry for the verb’s base form."
"In mathematics, the lemma provided a stepping-stone toward the main theorem."
"The dataset was organized by lemma to streamline lemmatization."
You pronounce it as /ˈlɛm.ə/ in US and UK English, with the primary stress on the first syllable. The mouth starts with an open-front vowel for the first syllable and a reduced vowel in the second. Ensure the /l/ is clear, the /ɛ/ is bright, and the final /ə/ is a relaxed schwa. Audio references: you can hear it pronounced as /ˈlem.ə/ in many pronunciation dictionaries, or use Forvo/YouGlish for native speaker examples.
Common errors include stressing the second syllable (ˈliː.ma) or turning the first vowel into a lax or rounded sound. Another error is conflating /e/ with /i/ or adding an extra vowel. Correct by keeping /l/ clearly released, using a short, open /ɛ/ in the first syllable, and finishing with a relaxed schwa /ə/. Practice with minimal pairs to cement /ˈlɛm.ə/.
In American English, the initial vowel tends to be slightly more lax, giving /ˈlɛm.ə/. In UK English, you may hear a crisper /ˈlɛm.ə/ with non-rhotic tendencies but still pronounced /l/ clearly; rhoticity matters less for this word. Australian English mirrors UK/US tendencies but can have a slightly broader vowel quality in the first syllable, still ending in /ə/. Overall, the stress remains on the first syllable in all three accents.
The difficulty often lies in the short, lax first vowel /ɛ/ combined with a light, unstressed second syllable /ə/. The two-syllable structure can tempt speakers to reduce the first vowel or drop the final schwa in fast speech. Focus on a crisp /l/ onset, a clear /ɛm/ vowel, and a relaxed ending /ə/ to maintain accuracy. Recording yourself helps reveal subtle reductions.
In technical contexts such as linguistics and math, you’ll often hear speakers maintain a precise /ˈlɛm.ə/ with full vowel quality in both syllables, especially in careful speech. Some may slightly lengthen the first vowel in formal contexts (ˈlɛː.mə) to emphasize the term, but standard usage remains /ˈlɛm.ə/. Focus on keeping the first syllable strong and the second quick but not devoiced.
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Lemma comes from the Greek lemmá = nothing more than ‘assumption’ or ‘premise,’ which traveled into Latin as lemmas, and later into modern European languages through medieval scholastic and mathematical usage. In linguistics, it attaches to the base form of a word, independent of its inflections, to facilitate analysis and dictionary organization. The mathematical sense—an auxiliary proposition that supports a larger proof—emerged in the 19th century with early formal treatments of logic and number theory. The term’s early uses aligned with “assumed premise” or “principal statement,” and in linguistics it gradually specialized to denote the canonical dictionary form. The trajectory mirrors academic precision, moving from philosophical/theoretical contexts into concrete methodological tools for language processing and computational linguistics. First known uses appear in Latinized scholastic glossaries and then in 19th–20th century mathematical logicians who needed a stable supporting theorem, which gradually adopted into linguistics in the form of the base form of a word used for lemmatization and lexicography.
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💡 These words have similar meanings to "lemma" and can often be used interchangeably.
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Words that rhyme with "lemma"
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