- (Greek mythology) A Greek mythological figure, son of Daedalus, who escaped from the Cretan labyrinth of Knossos by flying with wings made from feathers and wax, but flew too near to the sun, which melted the wax in the wings, so he fell down and drowned in the Aegean Sea.
- Icarus (Greek mythological figure whose wings disintegrated, drowned in the Aegean)
- (Classical) IPA(key): /ˈiː.ka.rus/, [ˈiː.ka.rʊs]
- (Ecclesiastical) IPA(key): /ˈi.ka.rus/, [ˈiː.ka.rus]
Second-declension noun, singular only.