Luminary (noun)

1. A person who is a renowned expert, leader, or celebrity in a particular field or industry.
2. A celestial body, especially a star, that gives off light.

Origin:

The word 'luminary' comes from the latin word 'lumen' meaning 'light'.

Examples:

1. The luminary of the scientific community was awarded the Nobel Prize for his groundbreaking research.
2. The music luminary has been entertaining audiences for over 50 years with his iconic songs and performances.
3. The literary luminary has written numerous best-selling novels and is considered one of the greatest writers of our time.
4. The night sky was filled with celestial luminaries, including stars, planets, and galaxies.
5. The political luminary has been a leading voice in the movement for social justice and equality for many years.