Word Pronunciation & Dictionary

clast

/klæst/

Word Rarity Very rare

Frequency: Zipf frequency 1.55 in modern English

Syllables: clast
IPA: /klæst/

7

Scrabble Score

5

Letters

1

Syllables

5

Unique Chars

Meaning

noun

a fragment of rock that was broken from a larger rock or rock unit.

Etymology

Back-formation from clastic.

Inflected Forms

clasts (plural)

Derived Forms

bioclast crystalloclast epiclast hyaloclast hyaloclastite interclast intraclast phytoclast porphyroclast pyroclast xenoclast

Frequently Paired Words

iconoclast

Rhymes With

last past asked fast passed cast the die is cast vast blast mast classed hast

Questions

How do you pronounce clast?: The recorded pronunciation is /klæst/.
What does clast mean?: a fragment of rock that was broken from a larger rock or rock unit.
Where does clast come from?: Back-formation from clastic.

How to pronounce clast

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