Frontal-lobe
noun, Anatomy.
1.
the anterior part of each cerebral hemisphere, in front of the central sulcus.
noun
1.
(anatomy) the anterior portion of each cerebral hemisphere, situated in front of the central sulcus
frontal lobe n.
The largest portion of each cerebral hemisphere, anterior to the central sulcus.
frontal lobe
(frŭn’tl)
The largest and forwardmost lobe of each cerebral hemisphere, responsible for the control of skilled motor activity, including speech. Mood and the ability to think are also controlled by the frontal lobe.
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frontal nerve n. A branch of the ophthalmic nerve that divides within the eye socket into the supratrochlear and the supraorbital nerves.
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frontal plane n. See coronal plane.
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frontal pole n. The most anterior promontory of each cerebral hemisphere.
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frontal sinus n. A hollow formed on either side in the lower part of the squama of the frontal bone, communicating by the ethmoidal infundibulum with the middle meatus of the nasal cavity of the same side.