| Glowworm (n.) A coleopterous insect of the genus Lampyris; esp., the wingless females and larvae of the two European species (L. noctiluca, and L. splendidula), which emit light from some of the abdominal segments. Thesaurus Entries blink, blinking, candle fly, coruscation, fire beetle, firefly, fireworm, glimmer, glimmering, glisten, glister, glitter, glittering, lampyrid, lantern fly, lightning bug, luciferase, luciferin, luminophor, phosphor, scintilla, scintillation, shimmer, shimmering, spangle, spark, sparkle, stroboscopic light, tinsel, twinkle, twinkling | ![]() |