[1] : The Collaborative International Dictionary of English v.0.48

occlusion \occlu"sion\, n. see occlude.
   1. the act of occluding, or the state of being occluded.
      1913 webster

            constriction and occlusion of the orifice. --howell.
      1913 webster

   2. med. the transient approximation of the edges of a
      natural opening; imperforation. --dunglison.
      1913 webster

   occlusion of gases chem.  physics, the phenomenon of
      absorbing gases, as exhibited by platinum, palladium,
      iron, or charcoal; thus, palladium absorbs, or occludes,
      nearly a thousand times its own volume of hydrogen, and in
      this case a chemical compound seems to be formed.
      1913 webster
see also:
occlude occlusion of gases 

[2] : WordNet (r) 2.0

occlusion
     n 1: closure or blockage as of a blood vessel
     2: meteorology a composite front when colder air surrounds a
        mass of warm air and forces it aloft syn: occluded front
     3: dentistry the normal spatial relation of the teeth when
        the jaws are closed
     4: an obstruction in a pipe or tube; "we had to call a plumber
        to clear out the blockage in the drainpipe" syn: blockage,
         block, closure, stop, stoppage
     5: the act of blocking syn: blockage, closure
see also:
occluded front blockage block closure stop stoppage 

[3] : Moby Thesaurus II by Grady Ward, 1.0

118 moby thesaurus words for "occlusion":
   jacksonian epilepsy, rolandic epilepsy, abdominal epilepsy, access,
   acquired epilepsy, activated epilepsy, affect epilepsy,
   akinetic epilepsy, apoplexy, arrest, arrestation, arrestment,
   attack, autonomic epilepsy, blockade, blockage, blocking,
   cardiac epilepsy, check, clogging, clonic spasm, clonus, closing,
   closing up, closure, constriction, convulsion, cortical epilepsy,
   cramp, cursive epilepsy, delay, detainment, detention,
   diurnal epilepsy, eclampsia, epilepsia, epilepsia gravior,
   epilepsia major, epilepsia minor, epilepsia mitior,
   epilepsia nutans, epilepsia tarda, epilepsy, falling sickness, fit,
   fixation, focal epilepsy, foot-dragging, frenzy, grand mal,
   hampering, haute mal, hindering, hindrance, holdback, holdup,
   hysterical epilepsy, ictus, impediment, inhibition, interference,
   interruption, larval epilepsy, laryngeal epilepsy, laryngospasm,
   latent epilepsy, let, lockjaw, matutinal epilepsy,
   menstrual epilepsy, musicogenic epilepsy, myoclonous epilepsy,
   negativism, nocturnal epilepsy, nuisance value, obstruction,
   obstructionism, opposition, paroxysm, petit mal,
   physiologic epilepsy, psychic epilepsy, psychomotor epilepsy,
   reflex epilepsy, repression, resistance, restraint, restriction,
   retardation, retardment, rotatoria, seizure, sensory epilepsy,
   serial epilepsy, setback, shutdown, shutting, shutting up, spasm,
   squeeze, stoppage, stranglehold, stricture, stroke, suppression,
   tardy epilepsy, tetanus, tetany, throes, thromboembolism,
   thrombosis, tonic epilepsy, tonic spasm, torsion spasm,
   traumatic epilepsy, trismus, ucinate epilepsy, visitation

Occlusion >> O Words
Occlusion, definition of term: Occlusion
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