/ ˈfrʌntl; NAmE / adjective [ only before noun ]
1.
connected with the front of sth :
Airbags protect the driver in the event of a severe frontal impact.
2.
(also ˌfull-ˈfrontal ) a frontal attack or a criticism is very strong and direct :
They launched a frontal attack on company directors.
3.
connected with a weather front :
a cold frontal system
4.
( medical ) connected with the front part of the head :
the frontal lobes of the brain
► front·al·ly / -təli; NAmE / adverb
••
WORD ORIGIN
mid 17th cent. (in the sense relating to the forehead ): from modern Latin frontalis , from Latin frons , front- front, forehead.