1. (n.) The act of constricting by means of some inherent power or by movement or change in the thing itself, as distinguished from compression.

2. (n.) The state of being constricted; the point where a thing is constricted; a narrowing or binding.

abbreviation arrest arrestation arrestment astriction astringency blockage blocking bottleneck cervix check circumscription clogging closing up closure coarctation compactedness compaction compression compressure concentration condensation consolidation constringency contraction contracture cramp curtailment decrease delay detainment detention diminuendo fixation foot-dragging hampering hindering hindrance holdback holdup hourglass hourglass figure impediment inhibition interference interruption isthmus knitting let narrow place narrowing neck negativism nuisance value obstruction obstructionism occlusion opposition puckering pursing reduction repression resistance restraint restriction retardation retardment setback shortening solidification squeeze stranglehold stranglement strangulation striction stricture suppression systole taper tapering wasp waist wrinkling