Standard Lemma guide

burnup

noun · 4 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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  • CMU ARPABET: B ER1 N AH2 P Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

A measure of the consumption of fuel in a nuclear reactor.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: natural-sciences, physical-sciences, physics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A high-speed ride in or on a motorcycle or other vehicle.

Definition source: English Wiktionary via Wiktextract

Usage: countable, dated, uncountable

Examples

  • He went for a burnup on the motorway

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

the amount of fuel used up (as in a nuclear reactor)

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: consumption, using up, expenditure

4

noun

Meaning 4

a high-speed motorcycle race on a public road

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: race

History

Etymology

Deverbal from burn up.