D defs.my
Entry 2 senses Webster, 1913

Occlude

· Oc·clude · IPA /əˈkluːd/
01 v. t. To shut up; to close.
  1. 1.
    To shut up; to close.
  2. 2.
    To take in and retain; to absorb; -- said especially with respect to gases; as, iron, platinum, and palladium occlude large volumes of hydrogen.(Chem.)