Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

A2-horizon

noun
\ˈāˈtü +\

Definition of A2-horizon 

: the often whitish gray or ash-gray portion of the A-horizon below the dark layer at the immediate surface

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for A2-horizon

A entry 1

Keep scrolling for more

Learn More about A2-horizon

Share A2-horizon

Dictionary Entries near A2-horizon

A1

A1c

A1C

A2-horizon

AA

aa

AAA

Statistics for A2-horizon

Look-up Popularity

Comments on A2-horizon

What made you want to look up A2-horizon? Please tell us where you read or heard it (including the quote, if possible).

Show Comments  Hide Comments 

WORD OF THE DAY

admonish

to express warning or disapproval

Get Word of the Day daily email!

Test Your Vocabulary

Autumn Words of the Day 2018

  • a-top-down-image-of-road-through-an-autumn-forest
  • Which is a synonym of fugacious?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Add Diction

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play

Ask the Editors

Word Games