D defs.my
Entry 1 sense Webster, 1913

Prefrontal

/prēf-rŭn'-təl/ · Pre·fron·tal · IPA /pɹiˈfɹʌn.təl/
01 a. Situated in front of the frontal bone, or the frontal region of the skull; ectethmoid, as a certain bone in the nasal capsule of many anima…
  1. 1.
    Situated in front of the frontal bone, or the frontal region of the skull; ectethmoid, as a certain bone in the nasal capsule of many animals, and certain scales of reptiles and fishes.(Anat. & Zool.)