Browse Dictionary by Letter

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occultation the disappearance of one celestial body behind another, as when a planet or star is obscured by the moon. [2 definitions]
occultism belief in the occult. [2 definitions]
occupancy the act or condition of occupying or holding a place, position, or property. [4 definitions]
occupant one, or a group, that occupies a place or position. [2 definitions]
occupation a person's normal way of earning a livelihood; profession. [5 definitions]
occupational of or pertaining to one's occupation, profession, or place of employment.
occupational disease a disease or disorder caused by the working conditions or requirements of one's occupation.
occupational therapy therapy consisting of work designed to provide mental diversion or a creative outlet, exercise to heal or correct a physical deficiency or injury, or training in vocational skills.
occupy to control (territory or the like) after seizure. [4 definitions]
occur to take place; happen. [3 definitions]
occurrence the process or fact of occurring. [2 definitions]
ocean the vast expanse of salt water covering approximately three quarters of the earth's surface. [3 definitions]
oceanarium a large public or commercial marine aquarium.
oceanaut an aquanaut.
ocean floor the surface of the ground at the bottom of the ocean.
ocean-going of, or designed or equipped for, travel on seas and oceans, as a ship. [2 definitions]
Oceania the region of the earth wherein are located the central, western, and southern Pacific islands, including Melanesia, Micronesia, and Polynesia. The region is sometimes considered to additionally include Australia, New Zealand, and the islands of the Malay Archipelago; Oceanica.
oceanic of, pertaining to, or produced by the ocean. [2 definitions]
ocean liner a large commercial ship designed for travel on the open seas, which transports passengers or cargo, typically on a regular route.
oceanography the branch of science that deals with the geography and other features of oceans.
oceanology oceanography.