Superheterodynes is valid word

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

16 letters word
25 points in Scrabble
26 points in WWF

Definitions for SUPERHETERODYNES in dictionary:

ADJECTIVE:

denoting or using a system of radio and television reception in which the receiver produces a tunable signal which is combined with the incoming signal to produce a predetermined intermediate frequency, on which most of the amplification is formed.
a superheterodyne receiver.

Similar words containing HETERODYNE without suffix s and without prefix super

heterodyne17 heterodyned19 heterodynes18 superheterodyne24

Find what other words can be done using letters: "superheterodynes"
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