Standard Lemma guide

norgestrel

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

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  • Received-Pronunciation: /nɔːˈd͡ʒɛ.stɹl̩/
  • General-American: /nɔɹˈd͡ʒɛ.stɹəl/

1

noun

Meaning 1

A synthetic progestogen C21H28O2 having two optically active forms of which the biologically active levorotatory form is used in birth control pills.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Topics: medicine, pharmacology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

synthetic progestin used in oral contraceptives

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: progestin, progestogen

History

Etymology

From nor- + -gestr- (“estrogen”) + e(thy)l.