adj. & n.
adj. 1 devoted to religion; pious, devout. 2 of or concerned with religion. 3 of or belonging to a monastic order. 4 scrupulous, conscientious (a religious attention to detail).
n. (pl. same) a person bound by monastic vows. religiously adv. religiousness n.
[ ME f. AF religius, OF religious f. L religiosus (as RELIGION) ]