Adjective

1. Pertaining to a dean or deanery.

   His rectorial as well as decanal residence. — Churton.

   Decanal side, the side of the choir on which the dean's stall is placed. Decanal stall, the stall allotted to the dean in the choir, on the right or south side of the chancel. — Shipley.

Noun

1. the simple aliphatic aldehyde, CH₃(CH₂)₈CHO, related to capric acid