This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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n. Chiefly British Slang A scientist, especially one engaged in research.

n. A scientist or engineer, especially one engaged in technological or military research.

n. this sense?) An elderly naval officer.

n. a scientist or technician, especially one engaged in military research.

n. (British slang) a scientist or technician engaged in military research

"Checking on the boffin was her first responsibility, a duty she was already late for."

research worker    investigator    researcher   

mad scientist   

boffinry   

broken_one    pack    link    mightbe    foranyone    ghost    neutralists    laureates    lately    film-makers