I. de·ca·nal də̇ˈkān ə l, ˈdekən- adjective
Etymology: Medieval Latin decan us dean (from Late Latin, chief of ten) + English -al
1. : of or relating to a dean or deanery
decanal duties
2. : of or being the ecclesiastical south side of the choir of a cathedral or church — contrasted with cantorial
II. dec·a·nal ˈdekəˌnal noun
( -s )
Etymology: International Scientific Vocabulary decane + -al
: a high-boiling liquid aldehyde CH 3 (CH 2 ) 8 CHO found in essential oils (as oils of orrisroot and lemongrass) — called also capraldehyde, capric aldehyde, decylaldehyde