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Webster 1913 Edition

Sesquiplicate

Ses-quip′li-cate

,
Adj.
[
Sesqui-
+
plicate
.]
(Math.)
Subduplicate of the triplicate; – a term applied to ratios; thus, a and a´ are in the sesquiplicate ratio of b and b´, when a is to a´ as the square root of the cube of b</> is to the square root of the cube of b´, or
a:a´::√b
3
:√b´
3
.
The periodic times of the planets are in the
sesquiplicate
ratio of their mean distances.
Sir I. Newton.

Webster 1828 Edition

Sesquiplicate

SESQUIP'LICATE

,
Adj.
[L. sesqui, one and a half, and plicatus, plico, to fold.] Designating the ratio of one and a half to one; as the sesquiplicate proportion of the periodical times of the planets.

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