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altitude sickness

al·ti·tude sickness

noun \ˌal-tə-ˌt(y)üd-\

Definition of ALTITUDE SICKNESS

: the effects (as nosebleed, nausea, or headache) of oxygen deficiency in the blood and tissues developed at high altitudes with reduced atmospheric pressure

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altitude sickness

al·ti·tude sickness

Definition of ALTITUDE SICKNESS

Learn More About ALTITUDE SICKNESS

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altitude sickness

al·ti·tude sickness

Definition of ALTITUDE SICKNESS

Learn More About ALTITUDE SICKNESS

Test Your Vocabulary

Name That Thing

True or False?

Join Us on FB & Twitter

Get Our Free Apps

The Merriam-Webster

Unabridged Dictionary

Learning English?

We can help.

Our Dictionary,On Your Devices

Visit Our Store

Join Us

Bookstore: Digital and Print

Other Merriam-Webster Dictionaries

Our Dictionary,
On Your Devices