Definify.com

Webster 1913 Edition


Saltation

Sal-ta′tion

,
Noun.
[L.
saltatio
: cf. F.
saltation
.]
1.
A leaping or jumping.
Continued his
saltation
without pause.
Sir W. Scott.
2.
Beating or palpitation;
as, the
saltation
of the great artery
.
3.
(Biol.)
An abrupt and marked variation in the condition or appearance of a species; a sudden modification which may give rise to new races.
We greatly suspect that nature does make considerable jumps in the way of variation now and then, and that these
saltations
give rise to some of the gaps which appear to exist in the series of known forms.
Huxley.

Webster 1828 Edition


Saltation

SALTA'TION

,
Noun.
[L. saltatio, from salto, to leap.]
1.
A leaping or jumping.
2.
Beating or palpitation; as the saltation of the great artery.