/ˈpju:pə ||; ˈpjupə/noun [C] (plural pupae /-pi: ||; -pi/) an insect in the stage of development before it becomes an adult insect 蛹 ☞Look at larva. 参看larva。 The pupa of a butterfly or moth is called a chrysalis. 蝴蝶或蛾的蛹叫做chrysalis。