The Collaborative International Dictionary
Speakable \Speak"a*ble\, a.
Capable of being spoken; fit to be spoken.
--Ascham.Able to speak.
--Milton.
Douglas Harper's Etymology Dictionary
late 15c., from speak (v.) + -able. Also see unspeakable. Old English had sprecendlic "that should be spoken."
Wiktionary
a. 1 That can be speak; utterable, verbalizable. 2 acceptable as a topic of discussion; not subject to taboo.
WordNet
adj. capable of being uttered in words or sentences [syn: utterable]
Usage examples of "speakable".
Even the most intelligent and genetically perfect replicas would in all probability constitute an unspeakable menace to life on this planet.
Martin Straw, had it driven him to madness and the most unspeakable of acts: the murder of the only person he had ever loved?
Brearley of eating with his fingers, or perhaps of practicing more exotic, less speakable perversions.