plural noun Nys·sa·ce·ae \nə̇ˈsāsēˌē\

Definition of Nyssaceae

  1. :  a family of dicotyledonous trees (order Myrtales) containing the sour gums and having alternate leaves without stipules, inconspicuous greenish flowers in small heads, a 1- or 2-locular ovary, and the fruit a drupe

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Origin and Etymology of nyssaceae

New Latin, from Nyssa + -aceae

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