OCCLUDE

obstruct, obturate, impede, occlude, jam, block, close up

(verb) block passage through; “obstruct the path”

Source: WordNet® 3.1

Etymology

Verb

occlude (third-person singular simple present occludes, present participle occluding, simple past and past participle occluded)

(transitive) To obstruct, cover, or otherwise block (an opening, a portion of an image, etc.).

(transitive) To absorb, as a gas by a metal.

Source: Wiktionary

Oc*clude", v. t. Etym: [L. occludere, occlusum; ob (see Ob-) + claudere to shut.]

1. To shut up; to close. Sir T. Browne.

2. (Chem.)

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

Source: Webster’s Unabridged Dictionary 1913 Edition