eksˈpəunənt n. & adj. --n. 1 a
person who favours or promotes an
idea etc. 2 a
representative or
practitioner of an
activity,
profession, etc. 3 a person who explains or interprets
something. 4 an
executant (of
music etc.). 5 a
type or representative. 6
Math. a raised
symbol or
expression beside a
numeral indicating how
many times it is to be multiplied by
itself (e.g. 2(3) = 2 x 2 x 2). --adj.
that sets
forth or interprets. [L exponere (as
EX-(1), ponere positput)]