Origin of deceaseMiddle English and amp; Old French deces ; from Classical Latin decessus, literally , departure, past participle of decedere, to depart, go away ; from de-, from + cedere, to go: see cede
intransitive verbde·ceased, de·ceas·ing, de·ceas·es
Origin of deceaseMiddle English decesen, from deces, death, from Old French, from Latin d&emacron;cessus, departure, death, from past participle of d&emacron;c&emacron;dere, to depart, die : d&emacron;-, de- + c&emacron;dere, to go; see ked- in Indo-European roots.
(third-person singular simple present deceases, present participle deceasing, simple past and past participle deceased)
- (now rare) To die.
The noun and verb forms are much less commonly used than the participial adjective "deceased," particularly outside formal, literary, or legal usage.
From Old French deces (French décès).