[ɪnˈkeɪpəbl], (Adjective)

Definitions:
- unable to do or achieve (something)
(e.g: Wilson blushed and was incapable of speech)

- unable to behave rationally or manage one's affairs
(e.g: the pilot may become incapable from the lack of oxygen)


Phrases:

Origin:
late 16th century: from French, or from late Latin incapabilis, from in- ‘not’ + capabilis (see capable)