クサカゲロウ

ク

サ

カ

ゲ

ロ

ウ

Meanings

noun

green lacewing

usually written using kana alone

Refers to insects of the family Chrysopidae, especially Chrysopa intima. Commonly seen in gardens and fields; larvae are beneficial predators of aphids.

クサカゲロウの幼よう虫ちゅうはアブラムシを食たべる益えき虫ちゅうです。
Green lacewing larvae are beneficial insects that eat aphids.
夜よる、窓まどにクサカゲロウがとまっていた。
At night, a green lacewing was resting on the window.

See all 6 example sentences ›

Kanji

草grass, weeds, herbs
蜉kind of ant, may fly
蝣mayfly
蜻dragonfly
蛉dragonfly, moon moth

Built from

草くさ+かげろう

Written forms

クサカゲロウUsage100%
kana-only spelling
Standard katakana spelling for this insect name; usually written in kana.
草くさ蜉蝣かげろう
Rare kanji spelling using 蜉蝣 (mayfly), but this insect is a lacewing, not a mayfly. Mostly seen in older or specialized texts.
草くさ蜻蛉かげろう
Rare kanji spelling using 蜻蛉 (dragonfly/damselfly). Not commonly used; the katakana form is standard.
くさかげろう
Hiragana spelling, also used but less common than katakana for this organism name.

Etymology

The name literally means 'grass mayfly' or 'grass dragonfly', but the insect is neither. The derivation is uncertain; it likely refers to its delicate, lacy wings and habitat among grasses.