Phrase guide
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
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noun
pyridine-3-carboxylic acid; together with nicotinamide is a part of the vitamin B complex
Definition source: English Wiktionary via Wiktextract
Usage: uncountable
Topics: biochemistry, biology, chemistry, microbiology, natural-sciences, organic-chemistry, physical-sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
a B vitamin essential for the normal function of the nervous system and the gastrointestinal tract
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: niacin
Antonyms: none provided
Broader terms: B-complex vitamin, B complex, vitamin B complex, vitamin B, B vitamin, B
History
No etymology was provided for this word.
