Acyl

//ˈæ.sɪl// noun

noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    Any of class of organic radicals, RCO-, formed by the removal of a hydroxyl group from a carboxylic acid.

    "From ethyleneoxides or ethyleneimines carrying an acyl substituent, with hydrazine and its derivatives (Ch. 3. XV)."

  2. 2
    any group or radical of the form RCO- where R is an organic group wordnet

Synonyms

All synonyms
acyl group

Example

More examples

"From ethyleneoxides or ethyleneimines carrying an acyl substituent, with hydrazine and its derivatives (Ch. 3. XV)."

Etymology

Ultimately from Latin ac(eō) + -yl.

Related phrases

acyl anhydrideacyl bromideacyl chlorideacyl fluorideacyl halideacyl iodidecarboxylic acid

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.