mathematics - n.pl.
1 (also treated as sing.) the abstract science of number, quantity, and space studied in its own
right (pure
mathematics), or as applied to other disciplines such as physics, engineering, etc. (applied
mathematics).
2 (as pl.) the
use of
mathematics in calculation etc.
mathematician n. [prob. f. F math÷matiques pl. f. L mathematica f. Gk mathematika: see MATHEMATICAL]