'Presumable' definitions:

Definition of 'presumable'

From: WordNet
adjective
Capable of being inferred on slight grounds [syn: presumable, supposable, surmisable]

Definition of 'Presumable'

From: GCIDE
  • Presumable \Pre*sum"a*ble\, a. [Cf. F. pr['e]sumable.] Such as may be presumed or supposed to be true; that seems entitled to belief without direct evidence. [1913 Webster]

Synonyms of 'presumable'

From: Moby Thesaurus