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