3 definitions found
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Permutation \Per`mu*ta"tion\, n. [L. permutatio: cf F.
permutation. See {Permute}.]
1. The act of permuting; exchange of the thing for another;
mutual transference; interchange.
The violent convulsions and permutations that have
been made in property. --Burke.
2. (Math.)
a The arrangement of any determinate number of things
as units, objects, letters, etc., in all possible
orders one after the other -- called also
{alternation}. Cf {Combination}, n., 4.
b Any one of such possible arrangements.
3. (Law) Barter; exchange.
{Permutation lock}, a lock in which the parts can be
transposed or shifted, so as to require different
arrangements of the tumblers on different occasions of
unlocking.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Alternation \Al`ter*na"tion\, n. [L. alternatio: cf F.
alternation.]
1. The reciprocal succession of things in time or place the
act of following and being followed by turns; alternate
succession, performance, or occurrence; as the
alternation of day and night, cold and heat, summer and
winter, hope and fear.
2. (Math.) Permutation.
3. The response of the congregation speaking alternately with
the minister. --Mason.
{Alternation of generation}. See under {Generation}.
From WordNet r 1.6 [wn]:
alternation
n 1: being regularly exchangeable
2: successive change from one thing or state to another and
back again
more about alternation
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