脑梗死 nǎogěngsǐ cerebral infarction Definitions Defs Origin Strokes Stroke Words Sentences Sents 脑 腦 nǎo noun brain The brain of a person or animal; the organ in the head that controls thought and movement.梗死 gěngsǐ infarction the death of body tissue or an organ due to a lack of blood supply; to suffer a blockage leading to tissue death