annular

adjective an·nu·lar \ˈan-yə-lər\

Definition of ANNULAR

: of, relating to, or forming a ring <an annular skin lesion>

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Middle French or Medieval Latin; Middle French annulaire, from Medieval Latin anularis, from Latin anulus

First Known Use: 1571

Medical Dictionary

adjective an·nu·lar \ˈan-yə-lər\

: of, relating to, or forming a ring <the annular diaphragm of a microscope>

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