tightening

Definitions of tightening
1

n the act of making something tighter

“the tightening of economic controls”
Antonyms:
laxation, loosening
the act of making something less tight
Types:
take-up
the action of taking up as by tightening or absorption or reeling in
Type of:
adjustment, alteration, modification
the act of making something different (as e.g. the size of a garment)

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