An Etymological Dictionary of Astronomy and Astrophysics

The opening at the upper part of the → larynx, between the → vocal cords.

Etymology (EN): From Gk. glottis “mouth of the windpipe,” from glotta, Attic dialect variant of glossa “tongue.”

Etymology (PE): Câknây, literally “trachea’s slit,” from câk “slit, fissure,” → rift, + nây, → trachea.