elasticate
verb
(tr) to insert elastic sections or thread into (a fabric or garment)
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
“Women are asking more and more for pants that have elastication on the waistband,” said Loretta Choy, Stitch Fix’s chief merchandising officer.
From New York Times ● Apr. 29, 2022