encephalon

encephalo- +‎ -on From Ancient Greek ἐγκέφαλος (enképhalos, “within the head”), from ἐν (en, “in”) + κεφαλή (kephalḗ, “head”).

• IPA^(key): /ɛnˈsɛfələn/
• IPA^(key): /ɛnˈsɛfəlɒn/

encephalon (plural encephalons or encephala)

1. (neuroanatomy) The area of central nervous system that includes all higher nervous centers, enclosed within the skull and continuous with the spinal cord; the brain.

• brain

• encephalic