脑梗塞 nǎogěngsè cerebral infarction Origin Definitions Defs 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.梗塞 gěngsè infarction (medicine) the obstruction of blood supply to an organ or tissue, causing local death of the tissue; also known as 梗死 gěngsǐ