← BackshareGuesssemilunar/ˌsɛmiˈlunər/adjectiveShaped like a half-moon or crescent.The garden had a semilunar pond with a small fountain in the center.The semilunar shape of the bay was visible from the hilltop.She drew a semilunar curve on the paper to represent the moon.SynonymscrescentlunateAntonymscircular