What is another word for episperm?
Pronunciation: [ɪpˈɪspɜːm] (IPA) 
Episperm refers to the outer layer of a seed, which protects the embryo and the endosperm. There are several synonyms for the word episperm, which can be used interchangeably. Some of these synonyms include pericarp, seed coat, testa, and outer integument. The pericarp is the fruit wall that surrounds the seed, which is divided into several layers, including the exocarp, mesocarp, and endocarp. The seed coat, on the other hand, is the protective layer that covers the embryo and the endosperm. The testa is another name for the seed coat, particularly in dicotyledonous plants. Finally, the outer integument refers to the outermost layer of the ovule, which develops into the seed coat or testa.
