Standard Lemma guide

propyl

noun · 2 senses · updated from the 2026-07-25 local source snapshot

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.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • US: /ˈpɹoʊpəl/
  • US: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

Either of two isomeric univalent hydrocarbon radicals, C3H7, formally derived from propane by the loss of a hydrogen atom.

Definition source: English Wiktionary via Wiktextract

Topics: chemistry, natural-sciences, organic-chemistry, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

the monovalent organic group C3H7- obtained from propane

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: propyl group, propyl radical

Antonyms: none provided

Broader terms: group, radical, chemical group

History

Etymology

Etymology tree French propionique Proto-Indo-European *swel-der.? Ancient Greek ῡ̔́λη (hū́lē)der. French -yle French propyl-der. English propyl From the chemical prefix propyl-, from propylic or directly from earlier French propylique, from prop(ionique) + -yle + -ique, where -yle, as in French méthylène, is from ὕλη (húlē, “wood, substance”).

Across languages

Translations

15 source translations are retained for this English entry.

  • Catalan: propil — hydrocarbon radicals
  • Chinese Mandarin: 丙基 (bǐngjī) — hydrocarbon radicals
  • Czech: propyl — hydrocarbon radicals
  • Dutch: propyl — hydrocarbon radicals
  • Finnish: propyyli — hydrocarbon radicals
  • Greek: προπύλιο (propýlio) — hydrocarbon radicals
  • Hungarian: propil — hydrocarbon radicals
  • Irish: próipil — hydrocarbon radicals
  • Italian: propile — hydrocarbon radicals
  • Polish: propyl — hydrocarbon radicals
  • Portuguese: propilo — hydrocarbon radicals
  • Portuguese: propila — hydrocarbon radicals
  • Russian: пропи́л (propíl) — hydrocarbon radicals
  • Spanish: propilo — hydrocarbon radicals
  • Swedish: propyl — hydrocarbon radicals