|1.||the condition of being obvious|
|2.||the state of a bodily passage, duct, etc, of being open or unobstructed|
|3.||phonetics See also closure the degree to which the vocal tract remains unobstructed in the articulation of a speech sound|
patency pa·ten·cy (pāt'n-sē)
The state or quality of being open, expanded, or unblocked.