TWIN'KLE, verb intransitive 1. To sparkle; to flash at intervals; to shine with a tremulous intermitted light, or with a broken quivering light. The fixed stars twinkle; the planets do not. These stars do not twinkle when viewed through telescopes that have large apertures. 2. To open and shut the eye by turns; as the twinkling owl. 3. To play irregularly; as, her eyes will twinkle TWIN'KLE
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI