1. obstruction(n = noun.artifact) impediment, impedimenta, obstructer, obstructor - any structure that makes progress difficult;
is a kind of construction, structure
has particulars: bar, barrier, blockade, block, blockage, closure, occlusion, stop, stoppage, encumbrance, hinderance, hindrance, hitch, incumbrance, interference, preventative, preventive, obstacle, tumbler
2. obstruction(n = noun.state) blockage - the physical condition of blocking or filling a passage with an obstruction;
is a kind of physical condition, physiological condition, physiological state
has particulars: ileus, intestinal obstruction, tamponade, tamponage
3. obstruction(n = noun.cognition) obstacle - 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"
is a kind of balk, baulk, check, deterrent, handicap, hinderance, hindrance, impediment
has particulars: barrier, roadblock, hang-up, hitch, rub, snag, hurdle, stymie, stymy
4. obstruction(n = noun.act) - the act of obstructing; "obstruction of justice"
is a kind of hinderance, hindrance, interference
has particulars: blockage, closure, occlusion, stall, stalling, obstruction of justice
Derived forms verb obstruct2, verb obstruct1
5. obstruction(n = noun.act) - getting in someone's way;
is a kind of maneuver, manoeuvre, play
has particulars: block, blocking, check
1. The act of obstructing, or state of being obstructed. [1913 Webster]
2. That which obstructs or impedes; an obstacle; an impediment; a hindrance. [1913 Webster]
"A popular assembly free from obstruction." [1913 Webster]
3. The condition of having the natural powers obstructed in their usual course; the arrest of the vital functions; death. [1913 Webster]
"To die, and go we know not where,
To lie in cold obstruction, and to rot." [1913 Webster]
"Disparity in age seems a greater obstacle to an intimate friendship than inequality of fortune." [1913 Webster]
"The king expected to meet with all the obstructions and difficulties his enraged enemies could lay in his way." [1913 Webster]
obstruction, n.
1 the act or an instance of blocking; the state of being blocked.
2 the act of making or the state of becoming more or less impassable.
3 an obstacle or blockage.
4 the retarding of progress by deliberate delays, esp. of Parliamentary business.
5 Sport the act of unlawfully obstructing another player.
6 Med. a blockage in a bodily passage, esp. in an intestine.
Derivative:
obstructionism n. (in sense 4). obstructionist n. (in sense 4).
Etymology:
L obstructio (as OBSTRUCT)
N hindrance, prevention, preclusion, obstruction, stoppage, embolus, embolism, infarct, interruption, interception, interclusion, hindrance, impedition, retardment, retardation, embarrassment, oppilation, coarctation, stricture, restriction, restraint, inhibition, blockade, interference, interposition, obtrusion, discouragement, discountenance, impediment, let, obstacle, obstruction, knot, knag, check, hitch, contretemps, screw loose, grit in the oil, bar, stile, barrier, turnstile, turnpike, gate, portcullis, beaver dam, trocha, barricade, wall, dead wall, sea wall, levee breakwater, groyne, bulkhead, block, buffer, stopper, boom, dam, weir, burrock, drawback, objection, stumbling-block, stumbling-stone, lion in the path, snag, snags and sawyers, encumbrance, incumbrance, clog, skid, shoe, spoke, drag, drag chain, drag weight, stay, stop, preventive, prophylactic, load, burden, fardel, onus, millstone round one's neck, impedimenta, dead weight, lumber, pack, nightmare, Ephialtes, incubus, old man of the sea, remora, difficulty, insuperable, obstacle, estoppel, ill wind, head wind, trammel, tether, hold back, counterpoise, damper, wet blanket, hinderer, marplot, killjoy, party pooper, party crasher, interloper, trail of a red herring, opponent, hindering, obstructive, obstruent, impeditive, impedient, intercipient, prophylactic, impedimentary, in the way of, unfavorable, onerous, burdensome, cumbrous, cumbersome, obtrusive, hindered, windbound, waterlogged, heavy laden, hard pressed, unassisted &c (assist), single-handed, alone, deserted, occurrent nubes, hindrance, prevention, preclusion, obstruction, stoppage, embolus, embolism, infarct, interruption, interception, interclusion, hindrance, impedition, retardment, retardation, embarrassment, oppilation, coarctation, stricture, restriction, restraint, inhibition, blockade, interference, interposition, obtrusion, discouragement, discountenance, impediment, let, obstacle, obstruction, knot, knag, check, hitch, contretemps, screw loose, grit in the oil, bar, stile, barrier, turnstile, turnpike, gate, portcullis, beaver dam, trocha, barricade, wall, dead wall, sea wall, levee breakwater, groyne, bulkhead, block, buffer, stopper, boom, dam, weir, burrock, drawback, objection, stumbling-block, stumbling-stone, lion in the path, snag, snags and sawyers, encumbrance, incumbrance, clog, skid, shoe, spoke, drag, drag chain, drag weight, stay, stop, preventive, prophylactic, load, burden, fardel, onus, millstone round one's neck, impedimenta, dead weight, lumber, pack, nightmare, Ephialtes, incubus, old man of the sea, remora, difficulty, insuperable, obstacle, estoppel, ill wind, head wind, trammel, tether, hold back, counterpoise, damper, wet blanket, hinderer, marplot, killjoy, party pooper, party crasher, interloper, trail of a red herring, opponent, hindering, obstructive, obstruent, impeditive, impedient, intercipient, prophylactic, impedimentary, in the way of, unfavorable, onerous, burdensome, cumbrous, cumbersome, obtrusive, hindered, windbound, waterlogged, heavy laden, hard pressed, unassisted &c (assist), single-handed, alone, deserted, occurrent nubes.
N closure, occlusion, blockade, shutting up, obstruction, embolus, contraction, infarction, constipation, obstipation, blind alley, blind corner, keddah, cul-de-sac, caecum, imperforation, imperviousness, impermeability, stopper, closed, shut, operculated, unopened, unpierced, imporous, caecal, closable, imperforate, impervious, impermeable, impenetrable, impassable, unpassable, invious, pathless, wayless, untrodden, untrod, unventilated, air tight, water tight, hermetically sealed, tight, snug.