珍珠母 zhēnzhūmǔ mother-of-pearl Origin Definitions Defs Strokes Stroke Words Sentences Sents 珍珠 zhēnzhū noun pearl A smooth, round, lustrous object produced within the soft tissue of a living shelled mollusk; used in jewelry or as medicine.母 mǔ noun source (bound form) source; origin; something that yields or produces other things