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Torr

4 lettersnounrare

Updated June 2026

Definition

A unit of pressure equal to one millimetre of mercury, approximately 1/760 of a standard atmosphere, named after the scientist Torricelli.

The chamber was pumped down to a vacuum of just a few torr before the experiment began.

Related Words

Synonyms

millimetre of mercurymmhg

Word Game Tips

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Wordle

The double R ending is distinctive and narrows the field considerably, T and O in positions 1 and 2 are common placements

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Scrabble

Worth 4 points, double R can be tricky to place but TORR is a valid scientific term that can unlock tight corner positions

Words Related to Torr

Words one letter different

Change a single letter of “torr” to make these 4-letter words — useful for Wordle and crossword clues.

Add a letter to make a longer word

5-letter words you can spell by adding one letter to “torr”.

Longer words starting with Torr

Words that begin with “torr”.

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