Plant Biologybelonging to the plant family Juglandaceae. Cf. walnut family.
Neo-Latin Juglandace(ae) walnut family (Jugland-, stem of Juglans the type genus (Latin (nux) jūglāns a walnut, equivalent. to jū-, contraction of Jov-Jove (compare Jupiter) + glāns acorn; see gland1) + -aceae -aceae) + -ous