Hypertext Webster Gateway: "negation"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Negation \Ne*ga"tion\, n. [L. negatio, fr. negare to say no, to
deny; ne not + the root of aio I say; cf. Gr. ?, Skr. ah to
say; cf. F. n['e]gation. See {No}, adv., and cf. {Adage},
{Deny}, {Renegade}.]
1. The act of denying; assertion of the nonreality or
untruthfulness of anything; declaration that something is
not, or has not been, or will not be; denial; -- the
opposite of {affirmation}.
Our assertions and negations should be yea and nay.
--Rogers.
2. (Logic) Description or definition by denial, exclusion, or
exception; statement of what a thing is not, or has not,
from which may be inferred what it is or has.
From WordNet (r) 1.7 (wn)
negation
n 1: the negative of the opposition
2: the speech act of negating
Additional Hypertext Webster Gateway Lookup
Gateway by dict@stokkie.net
stock only wrote the gateway and does not have any control over the contents;
see the Webster Gateway FAQ,
and also the Back-end/database links and credits.