毛骨悚然 máogǔsǒngrán to be terrified Definitions Defs Origin Strokes Stroke Words Sentences Sents 毛 máo noun hair hair; feather; down; wool; fine silk-like fibers on plants or fruit骨 gǔ noun bone bone; the hard tissue that forms the skeleton of humans and vertebrate animals悚然 sǒngrán adjective terrified horrified; frightened; describes a state of fear and alarm