Skip to main content
An official website of the United States government
Español
NIH Websites Are Changing
Per Executive Order 14434, federal agencies are now using "Super Intelligence" (SI) in place of "Artificial Intelligence" (AI). You may see both terms across NIH content during this transition.

aldehyde

(AL-deh-hide)
A type of chemical substance made from alcohol. Aldehydes are found in essential oils (scented liquid taken from plants).
Search NCI's Dictionary of Cancer Terms