Entry: microcephalic (adj.)
In context: "Five megatons of heavy-hydrogen fusion yields at least 1,400,000 curie worth of strontium-90, meaning microcephalic kids in Montreal for roughly twenty-two generatins, and yes wiseacre McKenna of AMNAT will probably notice the difference."
Definition: 1. Med. and Physical Anthropol. Characterized by or relating to microcephaly.
microcephaly (n.): The condition of having a small head; spec. (a) Physical Anthropol. the condition of having a cranial capacity of less than 1350 cubic centimetres (now rare); (b) Med. the condition of having an abnormally small brain and head.
Other: Here's a freebie:
wiseacre (n.): One who thinks himself, or wishes to be thought, wise; a pretender to wisdom; a foolish person with an air or affectation of wisdom.
Etymology: < (with unexplained assimilation to acre ) Middle Dutch wijsseggher /ˈwaɪsˌzɛɡər/ soothsayer, apparently < Old High German wîȥago , Middle High German wîȥage (= Old English wítega witie n.), with assimilation to wijs wise adj. and seggher sayer n
SNOOT score: 1
Source: Oxford English Dictionary