glottis

glot·tis

noun \ˈglät-əs\

plural glot·tis·es or glot·ti·des \-ə-ˌdēz\

Definition of GLOTTIS

: the space between one of the true vocal cords and the arytenoid cartilage on one side of the larynx and those of the other side; also : the structures that surround this space—compare epiglottis