ē-mātūresco

rŭi, 3
I. v. inch. n., to grow quite ripe, to come to maturity (very rare).
I. In gen.: semen, Plin. 25, 4, 17, § 36: segetes, Gell. 2, 29, 7.—*
II. Trop., to grow softer, be mitigated: ira Caesaris, Ov. Tr. 2, 124.
Lewis & Short
A Latin Dictionary, 1879
An open-access project