cac·​to·​blas·​tis | \ ˌkaktəˈblastə̇s \

Definition of cactoblastis

1 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
2 plural cactoblastes\ -​ˌtēz \ : cactus moth

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First Known Use of cactoblastis

1931, in the meaning defined at sense 1

History and Etymology for cactoblastis

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

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The first known use of cactoblastis was in 1931

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Cite this Entry

“Cactoblastis.” The Dictionary, Merriam-Webster Inc., Accessed 24 January 2020.

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a feeling of well-being or elation

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