WordReference Random House Unabridged Dictionary of American English © 2025
brain•work
(brān′wûrk′),USA pronunciation n.
- work or effort consisting principally or largely of mental activity, thought, imagination, etc., as opposed to physical or manual work.
- the effort of thought, reasoning, planning, or the like;
ordered or directed thinking:Solving problems is a form of brainwork.
- brain + work 1835–45