A female given name from English, of modern usage. / A township in Monmouth County, New Jersey, United States, which originally extended to the ocean. / A township in Ocean County, New Jersey.

The ocean separating Africa, southern Asia, Australia and Antarctica.

The ocean lying between the Americas to the west and Europe and Africa to the east.

(medicine, psychology) Initialism of obsessive-compulsive disorder. / (medicine) Initialism of osteochondritis dissecans.

(figuratively, sometimes offensive) Exhibiting an obsessive tendency.

(of fuel) Having a high octane number, good anti-knock characteristics; used in high performance vehicles. / (by extension) High powered, energetic, forceful or dynamic.

A measure of the antiknock properties of an automobile fuel; isooctane having an octane number of 100, a fuel with the same antiknock properties as a mixture of 90% isooctane and 10% heptane having an octane number of 90.

(chemistry) Any isomer of octane except the normal, straight-chain one; especially 2,2,4-trimethylpentane.

(US politics) An occurrence that unexpectedly comes to public attention just prior to a November election, especially a presidential election, and that is likely to affect the outcome.

An archipelago and overseas territory of the United Kingdom in the middle of the Indian Ocean between Africa and Indonesia; created in 1965; currently used as a joint US/UK military base.