Occlude v. t. : To shut up; to close.

Occlude v. t. : To take in and retain; to absorb; -- said especially with respect to gases; as iron, platinum, and palladium occlude large volumes of hydrogen.

Example:
Don't colored contact lenses look strange in bright light, or Occlude vision in dark areas? If not, why not?

Taxonomy
occlude, Merriam-Webster Online Dictionary, Dictionary, webster, clud, Word Games, Webster Online Dictionary with audio pronunciations, teeth, glossary, english, language, ESL, Search, ä, Inflected, Etymology, Latin, shut.

Defination from the web:
occlude from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games. ... verb 1 : to come into contact with cusps of the opposing teeth fitting together <his teeth do not occlude properly> 2 : to become occluded ...