Word.ws English Dictionary

proline

/ˈpɹəʊliːn/

proline noun: a nonessential amino acid C₅H₉NO₂ found in most animal proteins, especially collagen; its cyclic structure leads to kinks in the peptide chain of proteins.

Noun

proline (countable and uncountable, plural prolines)

  1. A nonessential amino acid C₅H₉NO₂ found in most animal proteins, especially collagen; its cyclic structure leads to kinks in the peptide chain of proteins.
    Synonyms:
    Pro

Synonyms of proline

Forms of proline

pluralprolines

Origin of proline

Short for pyrrolidine.

Words formed from proline

Questions about proline

What does proline mean?
Proline means a nonessential amino acid C₅H₉NO₂ found in most animal proteins, especially collagen; its cyclic structure leads to kinks in the peptide chain of proteins.
What part of speech is proline?
Proline is a noun.
How do you pronounce proline?
Proline is pronounced /ˈpɹəʊliːn/.
What is the plural of proline?
The plural of proline is prolines.

Words near proline in the dictionary

  1. proligestone
  2. prolinase
  3. prolinases
  4. prolinate
  5. prolinates
  6. proline
  7. prolineamide
  8. prolines
  9. proling
  10. prolinol
  11. prolintane

Source and license

Adapted from Wiktionary: proline (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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