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Từ điển WordNet v3.1 - WordNet Dictionary
obstruction


noun
1. any structure that makes progress difficult (Freq. 4)
Syn:
obstructor, obstructer, impediment, impedimenta
Derivationally related forms:
impede (for: impediment), obstruct (for: obstructer), obstruct (for: obstructor)
Hypernyms:
structure, construction
Hyponyms:
bar, barrier, blockade, blockage, block,
closure, occlusion, stop, stoppage, hindrance, hinderance,
hitch, preventive, preventative, encumbrance, incumbrance, interference,
obstacle, tumbler
2. the physical condition of blocking or filling a passage with an obstruction
Syn:
blockage
Derivationally related forms:
block (for: blockage)
Hypernyms:
physical condition, physiological state, physiological condition
Hyponyms:
intestinal obstruction, ileus, tamponade, tamponage
3. something immaterial that stands in the way and must be circumvented or surmounted
- lack of imagination is an obstacle to one's advancement
- the poverty of a district is an obstacle to good education
- the filibuster was a major obstruction to the success of their plan
Syn:
obstacle
Hypernyms:
hindrance, hinderance, deterrent, impediment, balk,
baulk, check, handicap
Hyponyms:
barrier, roadblock, hang-up, hitch, rub,
snag, hurdle, stymie, stymy
4. the act of obstructing
- obstruction of justice
Derivationally related forms:
obstruct
Hypernyms:
hindrance, hinderance, interference
Hyponyms:
blockage, closure, occlusion, stall, stalling, obstruction of justice
5. getting in someone's way
Hypernyms:
maneuver, manoeuvre, play
Hyponyms:
blocking, block, check

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