[glow.worm] n [ME] (14c): any of various luminous insect larvae or adults with wings rudimentary or lacking; esp: a larva or wingless female of a firefly (family Lampyridae) that emits light from the abdomen
GLOWWORM
Meaning of GLOWWORM in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012