See also: Ætna
- (Greek and Roman mythology) A nymph in Sicily who, according to legend, gave her name to the volcanic Mount Etna.
- (ancient history) An ancient city in Sicily, situated at the foot of Mount Etna, on its southern declivity.
- Mount Etna (the celebrated volcano of Sicily, in the interior of which, according to fable, was the forge of Vulcan, where the Cyclōpēs forged thunderbolts for Jupiter, and under which the latter buried the monster Typhon)
- Aetna (nymph in Sicily)
- Aetna (city situated at the foot of Mount Etna)
First declension, with locative.
- (city situated at the foot of Mount Etna): Inēssa
- Aetna in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
- “Ætna” on page 83/1 of Félix Gaffiot’s Dictionnaire Illustré Latin-Français, Hachette (1934)
- James A. H. Murray [et al.], editor (1884–1928) A New English Dictionary on Historical Principles (Oxford English Dictionary), London: Clarendon Press, OCLC 15566697; and The Oxford English Dictionary; being a Corrected Re-issue with an Introduction, Supplement, and Bibliography of A New English Dictionary on Historical Principles (the First Supplement), Oxford: Clarendon Press, 1933, OCLC 2748467.
- Room, Adrian, Place Names of the World, 2nd ed., McFarland & Co., 2006.