phenomenal

adj

1. (colloquial)Very remarkable; highly extraordinary; amazing.

   “phenomenal effort”

   “phenomenal musician”

   “phenomenal success”

   “phenomenal victory”

   “But he added: "In many places it is likely that battery-electric trains and partial electrification will be more cost-effective than full electrification," describing the costs of full electrification as "phenomenal" while battery costs fall.”

2. Perceptible by the senses through immediate experience.
3. Of or pertaining to the appearance of the world, as opposed to the ultimate nature of the world as it is in itself.