Definify.com
Webster 1913 Edition
Demonstrate
Dem′on-strate
(?; 277)
, Verb.
T.
1.
To point out; to show; to exhibit; to make evident.
Shak.
2.
To show, or make evident, by reasoning or proof; to prove by deduction; to establish so as to exclude the possibility of doubt or denial.
We can not
demonstrate
these things so as to show that the contrary often involves a contradiction. Tillotson.
3.
(Anat.)
To exhibit and explain (a dissection or other anatomical preparation).
Webster 1828 Edition
Demonstrate
DEMONSTRATE
,Verb.
T.
1.
To show or prove to be certain; to prove beyond the possibility of doubt; to prove in such a manner as to reduce the contrary position to evident absurdity. We demonstrate a problem in geometry, or a proposition in ethics, by showing that the contrary is absurd or impossible.