1. In a bright, shining, or radiant manner; with brightness or luminosity
The stars shone luminously in the night sky.
As estrelas brilhavam luminosamente no céu noturno.
2. In a clear, intelligible, or enlightening manner; clearly and brilliantly
She explained the concept luminously, making it easy to understand.
Ela explicou o conceito luminosamente, tornando fácil de compreender.
3. With brilliance or distinction; in an outstanding manner
He luminously demonstrated his talent during the performance.
Ele demonstrou luminosamente seu talento durante a apresentação.