According to vocabulary.com, marvelous is an adjective that means extra great. Sometimes, it means that something is hard to believe.
- Once you entered the gates, a marvelous sensation filled your body with the beauty of the grounds.
- The showcase featured marvelous talents from all over the world.
- Her performance was marvelous and received a standing ovation.
- Alyssa wrote a thank you note detailing how she had a marvelous time.
Some synonyms include astonishing, astounding, awe-inspiring, and awesome.