reptilian brain

Noun

 * 1)  The primitive part of the human brain that mirrors that of reptiles, controlling instinctive behavior.

Derived terms

 * reptilian brained

Translations

 * Finnish: liskoaivot
 * French:
 * German: Reptilgehirn
 * Polish: mózg gadzi, gadzi mózg
 * Romanian: creier reptilian