front‧al /ˈfrʌntl/ adjective [only before noun] formal

1. at or relating to the front part of something:
the frontal armour of the new tanks

2. frontal attack/assault
a) a direct attack on the front of an army:
The minefields make an all-out frontal attack impossible.
b) an attack or criticism that is very strong and direct:
After the election, the party launched into a frontal assault on the British media.

3. medical relating to the front part of the head:
the frontal lobes of the brain
⇒ full frontal

[TahlilGaran] Dictionary of Contemporary English ▲