Scrabble Word Checker
U1L1T1R1A1S1O1N1I1C3
12 points

ULTRASONIC is validvalid

[adj] : ULTRASONICALLY [adv]

143,372 of 196,601 in NWL2023·also valid in CSW24

denoting airwaves or vibrations with frequencies higher than those audible to the human ear [adj ULTRASONICALLY]

258,590 of 280,887 in CSW24·also valid in NWL2023