FISSIPAROUS
breakaway, fissiparous, separatist
(adjective) having separated or advocating separation from another entity or policy or attitude; “a breakaway faction”
fissiparous
(adjective) reproducing by fission
Source: WordNet® 3.1
Etymology
Adjective
fissiparous (comparative more fissiparous, superlative most fissiparous)
Factious, tending to break into pieces
Causing division or fragmenting something (often appearing in the collocation "fissiparous tendencies").
(biology) Of cells that reproduce through fission, splitting into two.
Synonyms
• (factious): factious, unstable
• (causing fragmentation): divisive, fragmenting
Source: Wiktionary
Fis*sip"a*rous, a. Etym: [L. fissus (p.p. of findere to split) +
parere to bring forth: cf. F. fissipare.] (Biol.)
Definition: Reproducing by spontaneous fission. See Fission.
– Fis*sip"a*rous*ly, adv.
Source: Webster’s Unabridged Dictionary 1913 Edition