I.v. inch. n. [grandis], to become great, to grow (poet. and in postAug. prose): “quicque sua de materia grandescere alique (preceded by crescere),” Lucr. 1, 191; cf. id. 2, 1122; 1160: “lentiscus triplici solita grandescere fetu, Cic. poët. Div. 1, 9, 15: grandescunt frumenta,” Col. 2, 20, 2: “hordeum,” Pall. Jun. 2: “lignum intus,” Plin. 15, 3, 3, § 10.
grandesco , ĕre,