TACH TACH: a device that measures the speed of an engine or vehicle, or the act of measuring speed.
Word: TACH
Length: 4 letters
Dictionary: Valid in TWL and SOWPODS
Status: Official Scrabble word
The word TACH can be used in various contexts. As a valid Scrabble word, it can be played on the Scrabble board according to standard game rules.