1. Gilbertine - Noun
2. Gilbertine - Adjective
Gilbertine (plural Gilbertines)
(Catholicism) A member of the Gilbertine Order, an English religious order founded around 1130 in Sempringham, Lincolnshire.
Gilbertine (not comparable)
Of or pertaining to this order.
It is the only military order native to England (with chapters in not only Acre, but London, Kilkenny, and Nicosia), like the Gilbertine Order being the only monastic order native to England as well. Source: Internet