occipital protuberance

prominence on the outer surface of the occipital bone ;

occipital vein

a vein that drains the occipital region ;

occipitomastoid suture

the suture between the occipital and the temporal bones; a continuation of the lamboid suture ;

occiput

back part of the head or skull ;

occitan

the medieval dialects of Langue d'oc (southern France) ;

occluded front

(meteorology) a composite front when colder air surrounds a mass of warm air and forces it aloft ;

occlusion

the act of blocking ; an obstruction in a pipe or tube; "we had to call a plumber to clear out the blockage in the drainpipe" ; (dentistry) the normal spatial relation of the teeth when the jaws are closed ; (meteorology) a composite front when colder air surrounds a mass of warm air and forces it aloft ; closure or blockage (as of a blood vessel) ;

occlusive

a consonant produced by stopping the flow of air at some point and suddenly releasing it; "his stop consonants are too aspirated" ;

occult

supernatural practices and techniques; "he is a student of the occult" ; supernatural forces and events and beings collectively; "She doesn't believe in the supernatural" ;

occult arts

supernatural practices and techniques; "he is a student of the occult" ;

occultation

one celestial body obscures another ;

occultism

a belief in supernatural powers and the possibility of bringing them under human control ; the study of the supernatural ;

occultist

a believer in occultism; someone versed in the occult arts ;

occupancy

the act of occupying or taking possession of a building; "occupation of a building without a certificate of occupancy is illegal" ; an act of being a tenant or occupant ;

occupancy rate

the percentage of all rental units (as in hotels) are occupied or rented at a given time ;

occupant

someone who lives at a particular place for a prolonged period or who was born there ;

occupation

the act of occupying or taking possession of a building; "occupation of a building without a certificate of occupancy is illegal" ; the principal activity in your life that you do to earn money; "he's not in my line of business" ; any activity that occupies a person's attention; "he missed the bell in his occupation with the computer game" ; the control of a country by military forces of a foreign power ; the period of time during which a place or position or nation is occupied; "during the German occupation of Paris" ;

occupation licence

a license to pursue a particular occupation ;

occupation license

a license to pursue a particular occupation ;

occupational disease

disease or disability resulting from conditions of employment (usually from long exposure to a noxious substance or from continuous repetition of certain acts) ;

occupational group

a body of people doing the same kind of work ;

occupational hazard

any condition of a job that can result in illness or injury ;

occupational safety and health act

a law passed by the United States Congress that created the Occupational Safety and Health Administration to prevent employees from being injured or contracting diseases in the course of their employment ;

occupational safety and health administration

a government agency in the Department of Labor to maintain a safe and healthy work environment ;

occupational therapy

physical therapy involving the therapeutic use of crafts and hobbies for the rehabilitation of handicapped or convalescing patients (especially for emotionally disturbed patients) ;

occupier

a member of a military force who is residing in a conquered foreign country ; someone who lives at a particular place for a prolonged period or who was born there ;

occurrence

an event that happens ; an instance of something occurring; "a disease of frequent occurrence"; "the occurrence (or presence) of life on other planets" ;

occurrent

an event that happens ;

ocean

a large body of water constituting a principal part of the hydrosphere ; anything apparently limitless in quantity or volume ;

ocean bottom

the bottom of a sea or ocean ;

ocean current

the steady flow of surface ocean water in a prevailing direction ;

ocean floor

the bottom of a sea or ocean ;

ocean liner

a large commercial ship (especially one that carries passengers on a regular schedule) ;

ocean perch

large fish of northern Atlantic coasts of America and Europe ; North Atlantic rockfish ;

ocean pout

common along northeastern coast of North America ;

ocean state

a state in New England; one of the original 13 colonies; the smallest state ;

ocean sunfish

among the largest bony fish; pelagic fish having an oval compressed body with high dorsal and anal fins and caudal fin reduced to a rudder-like lobe; worldwide in warm waters ;

ocean trip

an act of traveling by water ;

oceanaut

a skilled worker who can live in underwater installations and participate in scientific research ;

oceanfront

land bordering an ocean ;