owlfly
Refers to any insect of the family Ascalaphidae. A technical term used in biology and nature contexts.
Owlflies resemble dragonflies but have long antennae.
In this area, owlflies can be seen in summer.
Kanji spelling is rare; the word is usually written in kana.
Hiragana spelling, also common.
Compound of 角 (つの, 'horn') + トンボ (とんぼ, 'dragonfly'), referring to the insect's long, clubbed antennae that resemble horns. The exact historical derivation is uncertain.