单词 | digestive system |
释义 | digestive systemnounthe system by which ingested food is acted upon by physical and chemical means to provide the body with absorbable nutrients and to excrete waste products; in mammals the system includes the alimentary canal extending from the mouth to the anus, and the hormones and enzymes assisting in digestion. Origin of digestive systemFirst recorded in 1950–55 Words nearby digestive systemdigestif, digestion, digestive, digestive biscuit, digestive gland, digestive system, digestive tract, digged, digger, Digger pine, Diggers Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Cultural definitions for digestive systemdigestive system The organs and glands in the body that are responsible for digestion. The digestive system begins with the mouth and extends through the esophagus, stomach, small intestine, and large intestine, ending with the rectum and anus. Other organs in this system include the liver, pancreas, gallbladder, and appendix. The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. Medical definitions for digestive systemdigestive system n.The alimentary canal and digestive glands regarded as an integrated system responsible for the ingestion, digestion, and absorption of foodstuffs and the elimination of associated wastes.alimentary system The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for digestive systemdigestive system [ dī-jĕs′tĭv ] The alimentary canal together with the salivary glands, liver, pancreas, and other organs of digestion. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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