[ făk-tôr′ē-əl ]
An experimental design in which two or more series of treatments are tried in all combinations.
Marshmallow TestRead more in this article about some frequently asked questions and fun facts related to our definitions.
TV Shows And Songs That Improved Our VocabularyWhile some TV shows might not make us smarter (that's right reality TV, we're talking to you), there are others (and popular songs, too) that help enhance our language skills. We take a look at ten songs and shows that help improve our vocabulary.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.