in nuce

Etymology
From, the ablative singular of : lit. 'in a nut'. Derived from an anecdote in, who ascribes to the claim that the whole ' was once written on parchment and enclosed within a nutshell (' 7.21.85).

Adverb

 * 1) in a nutshell; briefly stated
 * 2) in the embryonic phase; said of something which is just developing or being developed
 * 1) in the embryonic phase; said of something which is just developing or being developed