Standard Lemma guide

metformin

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.

  • Received-Pronunciation: /mɛtˈfɔː.mɪn/
  • General-American: /mɛtˈfɔɹ.mɪn/
  • General-American: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

A biguanide derivative, C4H11N5, used, now chiefly as the hydrochloride, as an oral hypoglycemic agent in the treatment of type 2 diabetes mellitus; 1,1-dimethylbiguanide.

Definition source: English Wiktionary via Wiktextract

Usage: countable, 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

an antidiabetic drug (trade name Glucophage) prescribed to treat type II diabetes

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Glucophage

Antonyms: none provided

Broader terms: antidiabetic, antidiabetic drug

History

Etymology

From meth- + -formin (“phenformin derivative”).

Across languages

Translations

15 source translations are retained for this English entry.

  • Bengali: মেটফরমিন (meṭophromin) — Translations
  • Catalan: metformina — Translations
  • Chinese Mandarin: 二甲雙胍 /二甲双胍 (èrjiǎshuāngguā) — Translations
  • Finnish: metformiini — Translations
  • French: metformine — Translations
  • German: Metformin — Translations
  • Hungarian: metformin — Translations
  • Italian: metformina — Translations
  • Japanese: メトホルミン (metohorumin) — Translations
  • Polish: metformina — Translations
  • Portuguese: metformina — Translations
  • Russian: метформи́н (metformín) — Translations
  • Slovak: metformín — Translations
  • Spanish: metformina — Translations
  • Turkish: metformin — Translations