scorching

(chemical engineering) Premature vulcanization caused by heat during the processing of rubber.
(engineering) Burning an exposed surface so as to change color, texture, or flavor without consuming. Destroying by fire.
(plant pathology) Browning of plant tissues caused by heat or parasites; may also be symptomatic of disease.

adjective

1. Marked by much heat: ardent, baking, blistering, boiling, broiling, burning, fiery, heated, hot, red-hot, roasting, scalding, searing, sizzling, sultry, sweltering, torrid. See hot/cold/lukewarm.
2. Fired with intense feeling: ardent, blazing, burning, dithyrambic, fervent, fervid, fiery, flaming, glowing, heated, hot-blooded, impassioned, passionate, perfervid, red-hot, torrid. See feelings.

The adjective has one meaning:

Meaning #1: hot and dry enough to burn or parch a surface

The adverb scorching has one meaning:

Meaning #1: capable of causing burns
  Derived from adjective: scorching (meaning #1)