capitalized : a genus of small moths (subfamily Phycitinae of the family Pyralidae) native to South America including the cactus moth (C. cactorum) which has been introduced into Australia to control prickly-pear infestation
plural cactoblastes
: cactus moth

Word History


New Latin, from cactus + -o- + -blastis -blast

First Known Use

1931, in the meaning defined at sense 1

Time Traveler
The first known use of cactoblastis was in 1931

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Dictionary Entries Near cactoblastis

Cite this Entry

“Cactoblastis.” Dictionary, Merriam-Webster, Accessed 29 Nov. 2023.

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