noun
scale; wing scale
Entomological term for the tiny scales covering the wings of butterflies and moths.
チョウの羽には鱗粉がついている。
Butterfly wings are covered with scales.
鱗粉を顕微鏡で観察した。
I observed the wing scales under a microscope.
Compound of 鱗 (りん, 'scale') and 粉 (ふん, 'powder'). The reading りんぷん follows regular rendaku voicing of ふん to ぷん.