(ש"ע) מפריע; מערים מכשולים; מעכב; חוסם

n. someone or something that obstructs; that which disturbs; obstacle; hindrance

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Noun
1. someone who systematically obstructs some action that others want to take
(synonym) obstructionist, obstructer, resister, thwarter
(hypernym) disputant, controversialist, eristic
(hyponym) naysayer
(derivation) obstruct, blockade, block, hinder, stymie, stymy, embarrass
2. any structure that makes progress difficult
(synonym) obstruction, obstructer, impediment, impedimenta
(hypernym) structure, construction
(hyponym) bar
(derivation) obstruct, obturate, impede, occlude, jam, block, close up

adj. clogging, blocking, obstructing, barring

nm. obstructive, interfering, impeding, hindering; blocking

In naval mine warfare, a device laid with the sole object of obstructing or damaging mechanical minesweeping equipment. 1/3/77

En guerre des mines sur mer, engin mouillé dont le seul but est d'engager ou d'endommager les dragues mécaniques. 1/3/77