WordReference Random House Unabridged Dictionary of American English © 2025
stric•tion 
(strik′shən),USA pronunciation n. 
            - the act of constricting.
 
- Late Latin strictiōn- (stem of strictiō), equivalent. to Latin strict(us) (see strict) + -iōn- -ion
 - 1870–75
 
'striction' also found in these entries (note: many are not synonyms or translations):