frontal
fron·tal
adj \ˈfrənt-əl\Definition of FRONTAL
1
: of, relating to, or adjacent to the forehead or the frontal bone
2
: of, relating to, or situated at the front or anteriorly
3
: parallel to the main axis of the body and at right angles to the sagittal plane <a frontal plane>
—fron·tal·ly \-əl-ē\ adverb








