Of clothing or part of a garment, containing a strip or strips of elastic, especially in the waistband, cuffs or the ends of the legs, in order to make the clothing fit snugly.(adjective)
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Use "elasticated" in a sentence
"Sharapova is wearing the kind of elasticated sun-visor an old-fashioned newspaperman with nicotine-stained teeth who shouts "hold the front page!" might favour."
"As for a full-slip, I make a simple top and a-line skirt from one of my patterns, which an elasticated waist and shorter hem."
"Sophie Thompson plays the avidly aspiring matriarch with a grotesque flair: with her elasticated vowels and pouncing grimace, she could have been sketched by Gillray."