Of or pertaining to fission.

A device for measuring the length of curves, such as on a map

(genetics) A pattern of inheritance showing that phenotypic traits can be passed from generation to generation through genes, which can keep their ability to be expressed while not always appearing...

(transitive) To put into bottles. / (transitive) To prevent (enemy vessels) from leaving an anchorage. / (transitive, idiomatic) To keep suppressed and hidden.