occlusion

noun oc·clu·sion \ə-ˈklü-zhən\

Definition of OCCLUSION

: the act of occluding : the state of being occluded: as

a : the complete obstruction of the breath passage in the articulation of a speech sound

b : the bringing of the opposing surfaces of the teeth of the two jaws into contact; also : the relation between the surfaces when in contact

c : the inclusion or sorption of gas trapped during solidification of a material

: the front formed by a cold front overtaking a warm front and lifting the warm air above the earth's surface

See occlusion defined for kids

Origin of OCCLUSION

Latin occludere

First Known Use: circa 1645

Other Climate/Meteorology Terms

monsoon, ozone, rime, squall, zephyr

Rhymes with OCCLUSION

affusion, allusion, Carthusian, collusion, conclusion, confusion, contusion, delusion, diffusion, effusion, elusion, exclusion, extrusion, illusion, inclusion, infusion, intrusion, Malthusian, obtrusion, perfusion, prelusion, profusion, prolusion, protrusion, reclusion, seclusion, transfusion, Venusian

Medical Dictionary

occlusion

noun oc·clu·sion \ə-ˈklü-zhən\

Medical Definition of OCCLUSION

: the act of occluding or the state of being occluded : a shutting off or obstruction of something <a coronary occlusion>; especially : a blocking of the central passage of one reflex by the passage of another

a : the bringing of the opposing surfaces of the teeth of the two jaws into contact; also : the relation between the surfaces when in contact b : the transient approximation of the edges of a natural opening <occlusion of the eyelids>

: sorption; especially : sorption of gases