constrict

1 to become smaller in size or volume through the drawing together of particles of matter <the vessel constricted, thereby reducing the flow of blood> Synonyms compress, condense, contract, shrinkRelated Words collapse, deflate, flatten; dry up, shrivel, wilt, wither; abate, decrease, diminish, dwindle, lessen; recede, retreat, withdrawNear Antonyms accumulate, grow, increase; balloon, inflate, puff (up)Antonyms balloon, expand, snowball, swell

2 to reduce in size or volume by or as if by pressing parts or members together <constricted the opening with a clamp> Synonyms capsule, capsulize, collapse, compact, condense, compress, constringe, contract, narrow (down), squeeze, telescopeRelated Words cram, crowd, jam, jam-pack, pack; abbreviate, abridge, curtail, shorten; boil down, downsize, shrink; concentrate, consolidate; simplify, streamline; decrease, diminish, lessenNear Antonyms dilate, disperse, dissipate, scatter; distend, inflate, swellAntonyms decompress, expand, open, outspread, outstretch