Lewis Short
gălērum | gălērus, i | gălēra, ae (noun N.m.f) : n. (also , , m., Verg. A. 7, 688: , , f., C. Gracch. in Charis. p. 61 P.) [galea]
* A helmet-like covering for the head, made of undressed skin, the Gr. κυνέη, a cap, bonnet, hat (cf.: pileus, petasus, apex).
* Lit.: flamen Dialis solus album habet galerum, Varr. ap. Gell. 10, 15, 32; so of a priest's cap, App. Mag. p. 288; cf.: Suetonius tria genera pileorum dixit, quibus sacerdotes utuntur, apicem, tutulum, galerum ... galerum pileum ex pelle hostiae caesae,Serv. Verg. A. 2, 683: fulvosque lupi de pelle galeros Tegmen habent capiti,Verg. A. 7, 688 (galerus est genus pilei, quod Fronto genere neutro dicit hoc galerum, Serv. ad h. l.); so Verg. M. 121; Suet. Ner. 26; Grat. Cyneg. 340; Calp. Ecl. 1, 7; Juv. 8, 208; Stat. Th. 1, 305.
* Transf.
* A kind of peruke, Suet. Ner. 26 Ruhnk.; Juv. 6, 120.
* A rose-bud, Aus. Idyll. 14, 25.
Charlton T. Lewis, Charles Short, A Latin Dictionary