Definition: Fissiparous is an adjective meaning "tending to break into parts". In biology, it means reproducing by splitting.
Origin: Fissiparous comes from Latin: fissus the past participle of findere "to split" and parus "bearing" (as in producing).
Why use it? Another single word that has no exact synonym.
Examples: In the 1960s, Lyndon Johnson's embrace of civil rights highlighted fissiparous tendencies in the Democratic party. Today, however, it is the Republicans who have nominated a fissiparous candidate.