What is the adjective form of the word 'Luminous'?

• The adjective form of the word 'Luminous' is - luminescent.

• Luminous (adjective)
English Meaning: Softly bright or radiant.
Bangla Meaning: 
(১) আলোকোজ্জ্বল; উজ্জ্বল: luminous paint. 
(২) (লাক্ষণিক) স্পষ্ট; সহজবোধ্য।

• Other Forms:
- Luminosity (noun) [uncountable noun] স্পষ্টতা; সহজবোধ্যতা।
- Luminescent (adjective)
- Luminous (adjective)
- Luminously (adverb)

Source: Website Lecture.