"frontal lobe." YourDictionary, n.d. Web. 19 December 2018. <https://www.yourdictionary.com/frontal-lobe>.
frontal lobe. (n.d.). Retrieved December 19th, 2018, from https://www.yourdictionary.com/frontal-lobe
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.