01 n. The act of permuting; exchange of the thing for another; mutual transference; interchange.
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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.
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2.
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.(Math.) Also: alternation See: Combination
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3.
Barter; exchange.(Law)
Phrases & compounds
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.