- Pertaining to a dean or
- His rectorial as well as decanal residence. —
- 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.
- His rectorial as well as decanal residence. — Churton.
Decanal is an organic compound with the chemical formula C9H19CHO. It is the simplest ten-carbon aldehyde. Decanal occurs naturally and is used in fragrances and flavoring. Decanal occurs in nature and is an important component in citrus along with octanal, citral, and sinensal.
Decanal can be prepared by oxidation of the related alcohol decanol.