biological invader
noun
1A pest or pathogen.
2 Ecology an organism or species that comes to populate an ecosystem to which it is not native, usually to the detriment of those originally inhabiting the area.
Origin
1930s.
- rock meal
- rock mechanics
- rock melon
- rock milk
- rock mine
- Rock Monday
- rock mouse
- rock music
- Rockne, Knute
- rocknoser
- rock nosing
- rock 'n' roll
- rock 'n' roll craze
- rock 'n' roller
- rock 'n' rolling
- rock 'n' roll music
- rock 'n' roll revivalism
- rock 'n' roll revivalist
- rock 'n' roll riot
- rock 'n' roll station
- rock oak
- rock oil
- rock onion
- rockoon
- rock opera