Aro may refer to:
The Aromanians (Aromanian: Armâńi, Rrămăńi) are an ethnic group native to the southern Balkans, traditionally living in northern and central Greece, central and southern Albania, the Republic of Macedonia, and south-western Bulgaria.
Albertín Aroldis Chapman de la Cruz (Spanish: [aˈɾoldis ˈtʃapman]; born February 28, 1988) is a Cuban-American professional baseball pitcher for the New York Yankees of Major League Baseball (MLB).
Around the World in Eighty Days (French: Le tour du monde en quatre-vingts jours) is a classic adventure novel by the French writer Jules Verne, published in 1873. In the story, Phileas Fogg of London and his newly employed French valet Passepartout attempt to circumnavigate the world in 80 days on a £20,000 wager (equal to about £2 million in 2016) set by his friends at the Reform Club.
In organic chemistry, the term aromaticity is used to describe a cyclic (ring-shaped), planar (flat) molecule with a ring of resonance bonds that exhibits more stability than other geometric or connective arrangements with the same set of atoms.
Aromanian (limba armãneascã, armãneshce, armãneashti, rrãmãneshti), also known as Macedo-Romanian or Vlach, is an Eastern Romance language spoken in Southeastern Europe.
Around the World in 80 Days (sometimes spelled as Around the World in Eighty Days) is a 1956 American epic adventure-comedy film starring David Niven and Cantinflas, produced by the Michael Todd Company and released by United Artists.
Around the Horn (ATH) is an American sports roundtable discussion show conducted in the style of a panel game that is produced by ESPN.
Aron Lee Ralston (born October 27, 1975) is an American outdoorsman, engineer and motivational speaker.
Arousal is the physiological and psychological state of being awoken or of sense organs stimulated to a point of perception.