WordReference Random House Learner's Dictionary of American English © 2025
star•tling /ˈstɑrtlɪŋ/USA pronunciation adj.
WordReference Random House Unabridged Dictionary of American English © 2025- disturbing;
frightening:a startling noise; a startling discovery.
star•tling
(stärt′ling, stär′tl ing),USA pronunciation adj.
star′tling•ly, adv.
- creating sudden alarm, surprise, or wonder;
astonishing.
- startle + -ing2