aggressive

ag·gres·sive

(ă-gres'iv),

1. Denoting aggression.

2. Denoting a competitive forcefulness or invasiveness, as of a behavioral pattern, a pathogenic organism, or a disease process.

aggressive

(ə-grĕs′ĭv)

adj.

1. Characterized by aggression: aggressive behavior.

2. Fast growing; tending to spread quickly and invade: an aggressive tumor.

3. Characterized by or inclined toward vigorous or intensive medical treatment: an aggressive approach to treating the infection.

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ag·gres′sive·ly adv.

ag·gres′sive·ness n.

aggressive

Medspeak
adjective Referring to:
(1) A diagnosis rendered from imaging or histopathology that is at the upper end of a spectrum of possible diagnoses;
(2) A clinical stance in which the treatment is peremptory and intended to eradicate a particular lesion or process, as in aggressive chemotherapy, radiotherapy or surgery;
(3) A rapid-growing or metastatic tumour which usually has a poor prognosis.
 
Psychiatry 
adjective
(1) Characterised by aggression, violent behaviour.
(2) Referring to confrontational attitudes and behaviour.

aggressive

adjective Referring to

1. A clinical stance in which the treatment is peremptory, and intended to eradicate a particular lesion or process, as in aggressive chemotherapy, radiotherapy, or surgery.

2. A rapid-growing or metastatic tumor which usually has a poor prognosis.

3. Violent behavior. See Sexually aggressive.

ag·gres·sive

(ă-gres'iv)

1. Denoting aggression.

2. Denoting a competitive forcefulness or invasiveness, as of a behavioral pattern, a pathogenic organism, or a disease process.