Main Entry: cam·bi·um

Pronunciation: \ˈkam-bē-əm\

Function: noun

Inflected Form(s): plural cam·bi·ums or -bia\-bē-ə\

Etymology: New Latin, from Medieval Latin, exchange, from Latin cambire to exchange — more at change

Date: 1671

: a thin formative layer between the xylem and phloem of most vascular plants that gives rise to new cells and is responsible for secondary growth

— cam·bi·al \-bē-əl\ adjective