meaning of cochineal
1. A dyestuff consisting of the dried bodies of females of the Coccus cacti, an insect native in Mexico, Central America, etc. , and found on several species of cactus, esp. Opuntia cochinellifera.
2. A plant of Central and Southern America, of the Cactus family, extensively cultivated for the sake of the cochineal insect, which lives on it.