Standard Lemma guide

pentamethylenetetrazol

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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  • /ˌpɛntəˌmɛθɪliːnˈtɛtɹəzɒl/

1

noun

Meaning 1

Pentylenetetrazol.

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 drug used as a circulatory and respiratory stimulant; larger doses cause convulsions in shock therapy; Metrazol is a trademark

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: pentylenetetrazol, Metrazol

Antonyms: none provided

Broader terms: medicine, medication, medicament, medicinal drug

History

Etymology

No etymology was provided for this word.