Standard Lemma guide

orphenadrine

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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  • /ɔː(ɹ)ˈfɛnədɹɪn/

1

noun

Meaning 1

An anticholinergic drug of the ethanolamine antihistamine class, closely related to diphenhydramine, used to treat painful muscle spasm and some aspects of Parkinson's disease.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a skeletal muscle relaxant (trade name Norflex) used to treat severe muscle strain and Parkinsonism

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Norflex

Antonyms: none provided

Broader terms: muscle relaxant

History

Etymology

No etymology was provided for this word.