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| in·vade [ in váyd ] (past and past participle in·vad·ed, present participle in·vad·ing, 3rd person present singular in·vades) |
verb |
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| Definition: |
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1. transitive and intransitive verb enter country by military force: to enter a country by force with or as an army, especially in order to conquer it
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2. transitive verb enter and spread through something: to enter and spread throughout something completely
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3. transitive verb go somewhere in numbers: to enter or be present in a place in great numbers
  The town has been invaded by tourists.
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4. transitive verb spoil something: to spoil something by interfering with or in it, interrupting it, or reducing it
invading our privacy
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5. transitive and intransitive verb medicine cause disease: to enter and spread gradually throughout a part of the body, causing harm or damage
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6. transitive and intransitive verb botany grow rapidly and harmfully: to become established and spread rapidly in an area, crowding out the preexisting plants
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| [15th century. Directly or via French< Latin invadere "go in" < vadere "to go"] |
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| in·vad·er noun |
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