E layer

Save This Word!

noun

the radio-reflective ionospheric layer of maximum electron density, normally found at an altitude between 60 and 75 miles (100 and 120 km).

QUIZ

CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?

There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to rile everyone up once again. Do you know how to answer the questions that cause some of the greatest grammar debates?

Question 1 of 7

Which sentence is correct?

His boss, whom he admires, is waiting to meet with him about the big project.

His boss, who he admires, is waiting to meet with him about the big project.

TAKE THE QUIZ TO FIND OUT

Also called Heaviside layer, Kennelly-Heaviside layer.

Origin of E layer

First recorded in 1930–35

Words nearby E layer

elaterin, elaterite, elaterium, elation, elative, E layer, Elazig, Elba, Elbasan, Elbe, Elberfeld

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for E layer

E layer

noun

another name for E region

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 E layer

E layer

See E region.