ventricle vs encephalon

ventricle and encephalon both are nouns.

Word	Noun	Adjective	Verb	Adverb
ventricle	Yes	No	No	No
encephalon	Yes	No	No	No

ventricle (noun)	encephalon (noun)
a chamber of the heart that receives blood from an atrium and pumps it to the arteries	that part of the central nervous system that includes all the higher nervous centers; enclosed within the skull; continuous with the spinal cord
one of four connected cavities in the brain; is continuous with the central canal of the spinal cord and contains cerebrospinal fluid