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Showing results for invasion. Search instead for bioinvasionen.
Definitions

invasion

[in-vey-zhuhn] / ɪnˈveɪ ʒən /
NOUN
attack, encroachment
Synonyms
STRONGEST
aggression assault breach incursion infiltration infringement intrusion offensive onslaught raid violation
STRONG
entrenchment foray infraction inroad irruption maraud offense transgression trespass usurpation
WEAK
forced entrance overstepping
Antonyms
STRONG
obedience
WEAK
retreat surrender withdrawal

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.