- (Greek mythology, Roman mythology): The son of Zeus and Leto, (or Jupiter and Latona), and the twin brother of Artemis, (or Diana). He was the god of light, music, medicine, and poetry; and prophecy, dance, manly beauty, and more.
- (astronomy) The planet Mercury, when observed as a Morning Star.
- (astronomy) Short for 1862 Apollo, an Apollo asteroid.
- (NASA, space science) A United States space program, and the vehicles it created, used for human travel to the moon.
- (with "the") Apollo Theater, a music hall in New York City associated with African-American performers.
- The butterfly Parnassius apollo, a large swallowtail with black and red spots on white wings.
- A very handsome young man.
- A male given name.
- A placename.
- (astronomy): Hermes
the son of Zeus
a very handsome young man
a three-man spacecraft
From the object 1862 Apollo.
Apollo (plural Apollos)
- (astronomy) An asteroid possessing an orbit that crosses the orbit of the Earth and an orbital period of over one year, with semimajor axes greater than 1 AU, and perihelion distances less than 1.017 AU.
- The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Wiktionary:Entry layout#Translations.
- Rhymes: -ɔllo
- Apollo in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
- Apollo in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
- “Apollo” in Félix Gaffiot’s Dictionnaire Illustré Latin-Français, Hachette (1934)
- Apollo in The Perseus Project (1999) Perseus Encyclopedia
- Apollo in Harry Thurston Peck, editor (1898) Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers
- Apollo in William Smith, editor (1848) A Dictionary of Greek Biography and Mythology, London: John Murray