'Estival' definitions:
Definition of 'estival'
From: WordNet
adjective
(rare) of or occurring in summer; "the sky was a burnished aestival blue"; "estival winds" [syn: aestival, estival]
Definition of 'Estival'
From: GCIDE
- Estival \Es"ti*val\, a., Estivate \Es"ti*vate\, v. i., Estivation \Es`ti*va"tion\, n. Same as [ae]stival, [ae]stivate, etc. [1913 Webster]