PsychologyAugust 2, 2026

occlusion

uh-CLOO-zhun

Definition

The act of blocking, obstructing, or concealing something, or the state of being so blocked or hidden.

Etymology

Derived from the Latin word 'occludere,' which means 'to shut up' or 'to close off.' It combines 'ob-' (against) and 'claudere' (to close).

In the news

In the article, the term refers to the obstruction of sensors by dust or debris, which prevents them from gathering accurate environmental data and leads to navigational failure.

Autonomous Navigation Failure Modes The Hong Kong Airport Ro

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