ˈthiŋkə(r) noun
( -s )
Etymology: Middle English thenkare, from thenken to think + -are, -er, -ere -er — more at think
: one that thinks: as
a. : one that thinks in a specified way
a superficial thinker
b. : one that has special capacity for thinking : one that devotes himself to study and thought rather than to action : philosopher
widely known as an original thinker and a distinguished teacher — R.G.Cole
c. : mind , brain