木橿 mùjiāng ring-cupped oak Origin Definitions Defs Strokes Stroke Words Sentences Sents 木 mù noun tree (bound form) tree; plant life橿 jiāng ring-cup oak (bound form) A type of tree with very hard wood used in ancient times for making boats, carts, and bows; usually identified as 青冈 qīnggāng (Quercus glauca).