Muscle That Opens, Like in the Pupil of an Eye
This page is the CodyCross answer for the clue below from City Life, Group 1660, Puzzle 3 (Beat Rush Hour).
Question is: Muscle That Opens, Like in the Pupil of an Eye
and the answer is: DILATOR
Word Meaning:
DILATOR — (anatomy) Any nerve or muscle that causes part of the body to dilate.
Definitions from Wiktionary.