Invasion
/ɪnˈveɪ.ʒən/noun
An act of entering a place by force, especially by an army.
Did you know?It comes from Latin *invasio*, from *invadere*—literally “to go into” or “to rush upon”—and the same root *vad-* also gave English words like *wade*, *vagabond*, and *evade*.
Etymological Timeline
Proto-Indo-European
PIE
*wādʰ-
“to go, wade, move forward”
Latin
Latin
vadere
“to go, walk, proceed”
Latin
Latin
invadere
“to go into, rush upon, attack”
Late Latin
Latin
invasio
“a hostile entering or attack”
Old French
Old French
invasion
“hostile entry, attack”
Middle English
English
invasioun
“hostile incursion or attack”
Modern English
English
invasion
“an entry by force, especially by an army”