Dictionary.com
Thesaurus.com
Showing results for Sinus Iridum. Search instead for pinus aristata.

Sinus Iridum

American  
[see-nuhs ir-i-duhm, sahy-] / ˈsi nəs ˈɪr ɪ dəm, ˈsaɪ- /

noun

  1. (Bay of Rainbows ) a semicircular dark plain in the second quadrant of the face of the moon.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

"Shadow peaks of Sinus Iridum" by Gábor Balázs, from Hungary, took the top spot in the Our Moon category.

From BBC Sep. 12, 2024

The photograph captures Sinus Iridum - also known as the Bay of Rainbows - a massive crater 260km across.

From BBC Sep. 12, 2024

Moon shot Chang’e 3, China’s third lunar mission, will land on Sinus Iridum — the ‘Bay of Rainbows’ — China’s National Space Administration said on 29 October.

From Nature Nov. 7, 2012

Along the whole shore of the bay runs a chain of gigantic mountains, forming the southern border of a wild and lofty plateau, called the Sinus Iridum Highlands.

From Astronomy with an Opera-glass A Popular Introduction to the Study of the Starry Heavens with the Simplest of Optical Instruments by Serviss, Garrett Putman

The winding valleys in the region bordering the Sinus Iridum, and other curious details, render this portion of the moon's surface almost unique.

From The Moon A Full Description and Map of its Principal Physical Features by Elger, Thomas Gwyn

Vocabulary.com logo
by dictionary.com

Join 12,000,000 vocabulary learners

Start learning new words today on VocabTrainer.
You'll remember them forever.

Start training