mesopeak

[ mez-uh-peek, mes-, mee-zuh-, -suh- ]
/ ˈmɛz əˌpik, ˈmɛs-, ˈmi zə-, -sə- /

noun

the level of maximum temperature in the mesophere, at an altitude of about 30 miles (48 km).

Origin of mesopeak

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019