Word Study
gravid
CIDE DICTIONARY
Being with child; heavy with young; pregnant; fruitful; as, a gravid uterus; gravid piety; -- of animals as well as people. [1913 Webster]
THESAURUS
gravid
anticipating, big, big with child, big-laden, breeding, carrying, carrying a fetus, expectant, expecting, gestating, gone, great, heavy, heavy with child, knocked up, parturient, preggers, pregnant, superfetate, superimpregnated, teeming, with childFor further exploring for "gravid" in Webster Dictionary Online