Speakur

Word Pronunciation & Dictionary

alpha particle

Word Rarity Rare

Frequency: 3.74 in modern English

Syllables
al-pha -par-ti-cle
IPA
22
Scrabble Score
13
Letters
5
Syllables
9
Unique Chars

Meaning

noun

A doubly positively charged nucleus of a helium-4 atom (consisting of two protons and two neutrons), emitted as a consequence of radioactivity.

Example Sentences

Inflected Forms

alpha particles (plural)

Phrases

alpha particle X-ray spectrometer gamma ray

Frequently Paired Words

gamma ray α-particle helion beta particle

Questions

What does alpha particle mean?
A doubly positively charged nucleus of a helium-4 atom (consisting of two protons and two neutrons), emitted as a consequence of radioactivity.

How to pronounce alpha particle

  1. Open the pronunciation page — Open the Speakur entry for “alpha particle”.
  2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
  3. Play the audio — Click Play to hear reference audio for “alpha particle”.
  4. Repeat and practice — Say “alpha particle” aloud, matching stress and vowels until it feels natural.