This shows grade level based on the word's complexity.
tropopause
[ trop-uh-pawz, troh-puh- ]
/ ˈtrɒp əˌpɔz, ˈtroʊ pə- /
Save This Word!
This shows grade level based on the word's complexity.
noun Meteorology.
the boundary, or transitional layer, between the troposphere and the stratosphere.
QUIZ
ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?
We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
Question 1 of 8
Which of the following words describes “sky blue”?
Meet Grammar CoachImprove Your Writing
Words nearby tropopause
tropocollagen, tropology, tropomyosin, troponin, troponin I, tropopause, tropophilous, tropophyte, troposphere, tropospheric scatter, tropotaxis
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
How to use tropopause in a sentence
Ascending air within the plume rose so rapidly that it recoiled upon hitting the tropopause, or the lower edge of the stratosphere, above which it’s extremely difficult for surface parcels of air to rise.
Satellites capture dozens of explosive eruptions from La Soufrière volcano on St. Vincent island|Matthew Cappucci|April 12, 2021|Washington PostThe boundary between the troposphere and the next layer up is known as the tropopause.
British Dictionary definitions for tropopause
tropopause
/ (ˈtrɒpəˌpɔːz) /
noun
meteorol the plane of discontinuity between the troposphere and the stratosphere, characterized by a sharp change in the lapse rate and varying in altitude from about 18 km (11 miles) above the equator to 6 km (4 miles) at the Poles
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for tropopause
tropopause
[ trō′pə-pôz′, trŏp′ə- ]
The boundary between the upper troposphere and the lower stratosphere, varying in altitude from about 8 km (5 mi) at the poles to 18 km (11 mi) at the equator.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.