Try Our Apps
Dictionary.com

follow Dictionary.com

2017 Word of the Year

active layer

noun
1.
(in arctic or subarctic regions) the layer of soil, above the permafrost, that thaws during the summer.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Examples from the Web for active layer
Historical Examples

Word of the Day

Nearby words for active layer

Word Value for active

11
13
Scrabble Words With Friends