English Explanatory Dictionary

peptide

English dictionary entry

Meanings

noun
  1. Any of a class of organic compounds consisting of various numbers of amino acids in which the amine of one is reacted with the carboxylic acid of the next to form an amide bond. Such molecules joined into polypeptides and proteins constitute crucial components of living organisms.
  2. The peptide bond itself.
  3. Performance-enhancing drugs that contain such molecules, especially particular ones (often synthetically produced) that are claimed by their sellers to bestow amazing health benefits.

Pronunciation

/ˈpɛptaɪd/ LL-Q1860 (eng)-Vealhurl-peptide.wav LL-Q1860 (eng)-Wodencafe-peptide.wav

Word forms

peptide peptides

Etymology

Etymology tree Proto-Indo-European *pekʷ- Proto-Indo-European *pékʷ-ye- Proto-Hellenic *péťťō Ancient Greek πέσσω (péssō)bf. Ancient Greek πέπτω (péptō) Ancient Greek πεπτόν (peptón)der. German Peptonbor. English peptone Proto-Indo-European *dʰeh₁-der. Proto-Italic *-iðos Latin -idusder. English -ide ▲ German Pepton ▲ Latin -idusder. German -id German Peptidbor. English peptide From peptone, partially hydrolyzed protein, or German Peptid, from German Pepton, from Ancient Greek πεπτόν (peptón, “cooked, digested”) derived from πέπτω (péptō, “soften, ripen, boil, cook, bake, digest”).

Synonyms

peptide

Related words

protein

Derived words

agnopeptide allopeptide aminopeptide antipeptide atrial natriuretic peptide azapeptide azopeptide beta-peptide biopeptide bipeptide bispeptide boropeptide chromopeptide conopeptide C-peptide cyclopeptide decapeptide depsipeptide dipeptide dodecapeptide duodecapeptide eicosapeptide eigenpeptide endopeptide enteropeptide eupeptide fibrinopeptide gliopeptide glycopeptide heptadecapeptide heptapeptide hexadecapeptide hexapeptide holopeptide homopeptide icosapeptide iminopeptide immunopeptide interpeptide intrapeptide isopeptide lanthipeptide lasso peptide lipopeptide mannopeptide metallopeptide micropeptide monopeptide mucopeptide multipeptide nanopeptide neopeptide neuropeptide nonapeptide nonglycopeptide nonpeptide octadecapeptide octapeptide oligopeptide oncopeptide
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