invasive

The definition of invasive is someone or something that intrudes or that spreads itself throughout.

(adjective)

Cancer that has spread throughout your body is an example of invasive cancer.
A person who is constantly showing up at your house and butting into your life is an example of an invasive person.

See invasive in Webster's New World College Dictionary

adjective

of or having to do with invasion or an invasion: an invasive military force, invasive weeds
Med.
1. tending to spread into healthy tissue: an invasive tumor
2. penetrating into the body: an invasive diagnostic instrument

See invasive in American Heritage Dictionary 4

adjective

Of, engaging in, or given to armed aggression: an invasive military force.
Marked by the tendency to spread, especially into healthy tissue: an invasive carcinoma.
Of or relating to a medical procedure in which a part of the body is entered, as by puncture or incision.
Tending to intrude or encroach, as upon privacy.

Origin:

Origin: Middle English

Origin: , from Old French invasif

Origin: , from Medieval Latin invāsīvus

Origin: , from Latin invāsus

Origin: , past participle of invādere, to invade; see invade

Related Forms: