(zoology) Any dinosaure in the family Herrerasauridae.

plural of RVR

(rare) A recondite (hidden or obscure) person or thing. / (rare) A scholar or other person who is recondite, that is, who has mastery over his or her field, including its esoteric minutiae.

(Christianity) In the Christian calendar the Sunday two weeks before Lent, eight before Easter Sunday.