Diameter

8 lettersnouncommon

Updated June 2026

Definition

A straight line passing from side to side through the centre of a circle or sphere. It represents the longest distance across a circular object, equal to twice the radius.

“The ancient oak tree trunk measured over two metres in diameter at its widest point.”

Pronunciation

IPA

/daɪˈæmɪtə(r)/

Syllables

di·am·e·ter

Related Words

Synonyms

widthbreadthcalibre

Word Game Tips

🟩

Wordle

Contains double 'E' and common letters 'D', 'M', 'T', 'R'; vowels 'I', 'A', 'E' provide excellent coverage

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Scrabble

8-letter word worth 11 points; the 'M' tile offers decent scoring opportunities

Words Related to Diameter

Words you can make from Diameter

Shorter words formed from the letters in “diameter”.

adeem admit adret aerie aider aimed aimee aimer aired ameed ameer amide amire amrit arete arite armed armet armit artie atmid dairt damie dater

Explore Similar Words

8-letter words starting with D 8-letter words ending with R All 8-letter words 7-letter words 9-letter words All word lists

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Dictionary References

Look up diameter in an authoritative dictionary for full definitions, pronunciation, and etymology.

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