Definition of rootworm in English:


Line breaks: root|worm
Pronunciation: /ˈruːtwəːm/


  • An insect larva that feeds on the roots of plants.
    More example sentences
    • However, not all continuous corn fields have economic infestations of corn rootworms.
    • Crop rotation is still the best approach to reduce densities of western corn rootworms in Nebraska.
    • Planting an alternate crop in the spring literally can starve to death the new rootworms.

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Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
(in science fiction) navigation in outer space