invasion
About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.

2 ENTRIES FOUND:

in·va·sion

noun \in-ˈvā-zhən\

Definition of INVASION

1
: an act of invading; especially : incursion of an army for conquest or plunder
2
: the incoming or spread of something usually hurtful

Examples of INVASION

  1. The enemy launched an invasion.
  2. The people live under a constant threat of invasion.
  3. The town is gearing up for the annual tourist invasion.
  4. protecting the house from insect invasion

Origin of INVASION

Middle English invasioune, from Anglo-French invasion, from Late Latin invasion-, invasio, from Latin invadere to invade
First Known Use: 15th century

in·va·sion

noun \in-ˈvā-zhən\   (Medical Dictionary)

Medical Definition of INVASION

: the act of invading: as a : the penetration of the body of a host by a microorganism b : the spread and multiplication of a pathogenic microorganism or of malignant cells in the body of a host

Browse

Next Word in the Dictionary: invasionary
Previous Word in the Dictionary: invaried
All Words Near: invasion

Seen & Heard

What made you want to look up invasion? Please tell us where you read or heard it (including the quote, if possible).

Name That Thing

Take Our 10-Question Quiz

Get Our Free Apps
Voice Search, Favorites,
Word of the Day, and More
Join Us on FB & Twitter
Get the Word of the Day and More