I. ˈriŋ-kəl noun
Etymology: Middle English, back-formation from wrinkled twisted, winding, probably from Old English gewrinclod, past participle of gewrinclian to wind, from ge-, perfective prefix + -wrinclian (akin to wrencan to wrench) — more at co-
Date: 14th century
1. : a small ridge or furrow especially when formed on a surface by the shrinking or contraction of a smooth substance : crease ; specifically : one in the skin especially when due to age, worry, or fatigue
2.
a. : method , technique
b. : a change in a customary procedure or method
c. : something new or different : innovation
3. : imperfection , irregularity
• wrin·kly -k(ə-)lē adjective
II. verb
( wrin·kled ; wrin·kling -k(ə-)liŋ)
Date: 15th century
intransitive verb
: to become marked with or contracted into wrinkles
transitive verb
: to contract into wrinkles : pucker