maverick
an independent-minded person who refuses to conform
A maverick in his field, he ignored the prevailing theories and forged his own.
More GRE words starting with M
disturbing and horrifying because concerned with death
a ceremonial staff carried as a symbol of authority, or a heavy spiked club used as a weapon
to soften or break down by soaking in liquid
a scheming or crafty plot intended to do harm
a violent whirlpool or scene of turbulent disorder
having or showing great authority and command
the quality of being generous, noble-minded, and forgiving, especially toward rivals or enemies
generous and forgiving, especially toward a rival or weaker party
Learn words the way the GRE tests them.
Vocabulary sticks when you meet it in real sentences. Practise these words inside text completion and sentence equivalence questions.