Noah Webster
Sesquiplicate
SESQUIP'LICATE, adjective [Latin 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.
SESQUIP'LICATE, adjective [Latin 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.