supernerd means A very nerdy person; a boffin. Lexicurio rates it Rare gem — a strength score of 83 out of 100.
Etymology
From super- + nerd.
noun
- A very nerdy person; a boffin.“At NASA, various brainiacs take hammers and tongs to physics at both the Johnson Space Center and the Jet Propulsion Laboratory, where supernerds take on the logistics of a rescue mission.”