Late Middle English (in an earlier sense). Either from classical Latin subitāneus, or perhaps from post-classical Latin subitanus, alteration of classical Latin subitāneus.
Definition of subitane in US English:
subitane
adjectiveˈsʌbɪˌteɪn
Zoology= subitaneous. rare.
Origin
Late Middle English (in an earlier sense). Either from classical Latin subitāneus, or perhaps from post-classical Latin subitanus, alteration of classical Latin subitāneus.