1. In or to a lower place; beneath.
a. On or to a lower floor; downstairs.
b. Nautical On or to a lower deck.
3. In a later part of a given text: figures quoted below.
4. Farther down, as along a slope or valley.
5. In or to hell or Hades.
6. On the earth.
a. In a lower rank or class.
b. Below zero in temperature: 40° below.
1. Underneath; beneath.
2. Lower than, as on a graduated scale.
3. Downstream of: launched the canoe just below the bridge.
4. South of: Guatemala is below Mexico.
5. Unsuitable to the rank or dignity of: Such petty behavior is below me.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2019 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.