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adj. Lacking a rim, as in rimless eyeglasses.

Having no rim.

adj. lacking a rim or frame

"Mrs. Alsgood glanced at her distorted reflection in the microwave door, adjusted her rimless glasses, and pushed back a stray lock of gray hair."

wire-rimmed    horn-rimmed    wire-rim    tortoise-shell    wire-framed    pince-nez    metal-rimmed    bifocal    low-crowned    deerstalker