Phrase guide

poppet valve

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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1

noun

Meaning 1

A valve (as in an internal combustion engine) which consists of a sliding shaft with a disk on the end (the disk being shaped to alternately plug and unplug a matching port). Such a valve is opened by either a cam or a solenoid and is closed by either a spring or a solenoid.

Definition source: English Wiktionary via Wiktextract

Topics: engineering, mechanical-engineering, mechanics, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: valve, part, component

2

noun

Meaning 2

a mushroom-shaped valve that rises perpendicularly from its seat; commonly used in internal-combustion engines

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: poppet

Antonyms: none provided

Broader terms: valve

History

Etymology

No etymology was provided for this word.