Re-lĭg'ious1, a.
(re-lĭj'us), a. [Lat. religiosus, It., Sp., & Pg. religioso, Pr. religios, Fr. religieux. See RELIGION.]
Sense 1. Pertaining or relating to religion; concerned with religion; teaching or setting forth religion; set apart to religion; as, a religious society; a religious sect; a religious place; religious subjects, books, teachers, houses, &c.; religious wars.
Our law forbids at their religious rites My presence. Milton.
Sense 2. Possessing, acting according to, or agreeing with, religion; pious; godly; devoted; as, a religious man, life, behavior, &c.
Their lives Religious titled them the sons of God. Milton.
Sense 3. Scrupulously faithful or exact; strict; dutiful.
Thus, Indian-like, Religious in my error, I adore the sun. Shak.
Synonyms—Pious; godly; holy; devout; devotional; conscientious; strict; rigid; exact.