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aer·ate

(ârāt)

tr.v. aer·at·ed, aer·at·ing, aer·ates

1. To supply with air or expose to the circulation of air: aerate soil.

2. To expose to oxygen, as in the oxygenation of the blood by respiration.

3. To supply or charge (liquid) with a gas, especially to charge with carbon dioxide.

aer·ation n.

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:

Indo-European Roots

Semitic Roots

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.

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