(uncountable) The quality of being irreligious. / (countable) An impious action or utterance.

Third-person singular simple present indicative form of pixellate

(anatomy) The groove between the buttocks that runs from just below the sacrum to the perineum.

(medicine, pathology) Abbreviation of airborne infection isolation. / (biochemistry) Abbreviation of angiotensin II. / (linguistics) Abbreviation of atavistic-idiosyncratic idiolect.