Is “Preamplifier” a Scrabble word?
Yes
PREAMPLIFIER
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Preamplifier
noun
1.A voltage amplifier for amplifying a low-level input signal; its output is the input to a higher-level amplifier.
Synonyms: pre-amp