noun
cochineal insect
Refers specifically to the scale insect Dactylopius coccus, known for producing carmine dye.
エンジムシからは赤い染料が取れる。
A red dye can be obtained from the cochineal insect.
Compound of 臙脂 (enji, 'carmine') + 虫 (mushi, 'insect'). The exact historical derivation of 臙脂 is uncertain, but it refers to the red dye produced by this insect.