noun, noun or participle which takes 'suru', transitive verb, intransitive verb
blockage; obstruction; occlusion
Covers physical blockages (pipes, roads, blood vessels) and figurative deadlocks or stagnation. Medical use for occlusion is common.
大雪で道路が閉塞した。
The road was blocked by heavy snow.
血
Occlusion of a blood vessel can cause a cerebral infarction.
交渉が閉塞状態に陥っている。
The negotiations have reached a deadlock.