Standard Lemma guide

diphenoxylate

noun · 1 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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  • General-American: /ˌdaɪˌfɛnˈɑk.səˌleɪt/

1

noun

Meaning 1

An antidiarrheal agent (trademark Lomotil) chemically related to pethidine and administered in the form of its hydrochloride C30H32N2O2·HCl in combination with the sulfate of atropine.

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

History

Etymology

Blend of diphenyl + carboxylate.