[ chăd′ək ]
Extension of the big toe in response to irritation of the skin covering the malleolus of the ankle joint, observed in organic disease of the corticospinal reflex paths.Chaddock reflex
What’s Your Sign? 14 Astrological Terms DefinedRead more in this article about some frequently asked questions and fun facts related to our definitions.
A Look At American Sign LanguageWhat is ASL or American Sign Language? American Sign Language, or ASL, is the visual signing language used by the Deaf community in the United States. English speakers in Canada and in a handful of other counties use ASL, too. Interestingly, those countries include the Philippines, Singapore, Jamaica, China, Chad, the Democratic Republic of the Congo, Cambodia, and Bolivia—a varied group. There are other sign languages …
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.