Phrase guide

weakly interacting massive particle

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 hypothetical class of particle, proposed to explain the dark matter problem.

Definition source: English Wiktionary via Wiktextract

Topics: astronomy, 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 hypothetical subatomic particle of large mass that interacts weakly with ordinary matter through gravitation; postulated as a constituent of the dark matter of the universe

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: WIMP

Antonyms: none provided

Broader terms: elementary particle, fundamental particle

History

Etymology

No etymology was provided for this word.

Across languages

Translations

2 source translations are retained for this English entry.

  • Chinese Mandarin: 大質量弱相互作用粒子 /大质量弱相互作用粒子 (dà zhìliàng ruò xiānghù zuòyòng lìzǐ) — hypothetical class of particle
  • Finnish: wimp — hypothetical class of particle