Morpheme
sesqui-
Type
prefix
Denotation
one and a half, one half more
Etymology
Latin sesqui-, sesque-, from semi- + -que
Evidence
demisesquicentennial, sesquicarbonate, sesquicentennial, sesquidecennial, sesquiharmonic, sesquihour, sesquilingual, sesquioxide, sesquipedalian, sesquiplane, sesquisulfide, sesquiterpene