WordNet-Online
Free dictionary and thesaurus of English. Definitions, synonyms, antonyms and more...
Hint: double-click any word to get it searched!

	Enter your search terms Submit search form
	Web www.wordnet-online.com

Definitions from WordNet

Definitions from the Web

Term: Thermosphere

Description:

The thermosphere is the uppermost layer of the Earth's atmosphere, located above the mesosphere and below the exosphere. It is known for its extremely high temperatures caused by the absorption of solar radiation. The thermosphere plays a crucial role in various atmospheric phenomena and is home to phenomena like the Aurora Borealis.

Senses:

1. Noun: The thermosphere is the layer of the Earth's atmosphere characterized by high temperatures and the presence of ions.
2. Noun: The thermosphere is the region in a planet's atmosphere that lies above the planetary boundary layer but below the exosphere.

Usages:

Sense: Noun (1)

Sample Sentence 1:

The thermosphere contains the ionosphere, where ionized atoms and molecules produce the stunning phenomenon of the Northern Lights.

Sample Sentence 2:

Spacecraft often experience extreme temperature changes when transitioning between the cooler mesosphere and the scorching thermosphere.

Sense: Noun (2)

Sample Sentence 1:

Scientists have discovered a significant increase in the temperature of the thermosphere during solar flares.

Sample Sentence 2:

The thermosphere of Mars is considerably thinner compared to Earth's, making it more susceptible to solar winds.

Related Products:

Explore related products on Amazon:

• Thermosphere Books
• Thermosphere Telescopes
• Thermosphere Spacecraft