egghead
noun
[ ˈɛɡhɛd ]
• a highly academic or studious person; an intellectual.
• "the TV egghead who brought science to the masses"
Similar:
intellectual,
intellect,
bluestocking,
thinker,
academic,
scholar,
sage,
bookworm,
bookish person,
highbrow,
expert,
genius,
Einstein,
polymath,
prodigy,
mastermind,
brains,
bright spark,
whizz,
wizard,
walking encyclopedia,
brainbox,
clever clogs,
boffin,
brainiac,
rocket scientist,
maven,
Origin:
by analogy with a bald head.