adj, slang ·Common ·High school level

Definitions

Adjective

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

   "phenomenal effort"

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

Adjective

1. 1
   extraordinarily good or great; used especially as intensifiers wordnet
2. 2
   of or relating to a phenomenon wordnet

Synonyms

All synonyms

extraordinarya+a-plusacceptableactualamazing

Antonyms

All antonyms

existentialarrantcrappogruesome

Example

More examples

"He lifted the car with his phenomenal strength."

Etymology

From phenomenon + -al, after French phénoménal.

Related phrases

phenomenal consciousnessphenomenal world

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.