adoptable,a.|əˈdɒptəb(ə)l| [f. adopt + -able.] Capable of being adopted; fit to be adopted. 1843Carlyle Past & Pr. (1858) 171 His..metaphor was found adoptable.1862R. H. Patterson Ess.Hist. & Art 68 An 1–18th being the smallest difference of [musical] pitch adoptable without confusion.