- (of a disease or tumor) spreading rapidly or highly invasive; difficult or impossible to treat successfully.
- pertaining to a risky surgery or treatment, or to a medication that has grave side effects: aggressive chemotherapy.
Examples from the Web for aggressiveness
Nothing compares to the lack of transparency, and the aggressiveness of this administration.Was Reporter Sharyl Attkisson Too Right-Wing for CBS?|Lloyd Grove|October 29, 2014|DAILY BEAST
It serves us well in our home city, but perhaps gives us an unwanted air of paranoia and aggressiveness in, say, Hailey, Idaho.The Aurora Shooting Made One Prominent Hollywood Producer Too Scared to Go to The Multiplex|Rick Schwartz|August 26, 2012|DAILY BEAST
And the Gulf is just one front with Iran while on others increasing Iranian aggressiveness worries U.S. military commanders.
Presidents like Teddy Roosevelt and Lyndon Johnson wore their aggressiveness as a badge of honor.
But the aggressiveness and the war footing of the two parties to the controversy enter even here to an astounding degree.Ifugao Law|R. F. Burton
There is not a single civilized power which has anything whatever to fear from aggressiveness on our part.Compilation of the Messages and Papers of the Presidents|Theodore Roosevelt
But a mere political relationship is all conscious; it is an eruptive inflammation of aggressiveness.The Spirit of Japan|Sir Rabindranath Tagore
They were to him the leaders of the old spirit of English aggressiveness, and as such he revered them.George Borrow in East Anglia|William A. Dutt
For grace and dignity it is unrivaled, and for aggressiveness it is, perhaps, equaled only by the lady fern.The Fern Lover's Companion|George Henry Tilton