Machmeter is valid Scrabble Word

Is machmeter a scrabble word?
Official Scrabble Players Dictionary NO
Official Tournament and Club Word List NO
Collins Scrabble Words YES
Is machmeter valid Words with Friends?
Words with Friends NO

9 letters word
18 points in Scrabble
20 points in WWF

Definitions for MACHMETER in dictionary:

NOUN:

an instrument for measuring Mach number
instrument for measuring the Mach number of an aircraft in flight
speedometer for measuring the speed of an aircraft relative to the speed of sound

Words related to MACHMETER

machmeters19

Words that contain MACHMETER

machmeters19

Similar words containing MACHMET without suffix er

machmeters19

Find what other words can be done using letters: "machmeter"
https://scrabble-word.com/finder/machmeter

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