[ steer-oid, ster- ]
/ ˈstɪər ɔɪd, ˈstɛr- /
Also ste·roi·dal [sti-roid-l, ste-] /stɪˈrɔɪd l, stɛ-/. pertaining to or characteristic of a steroid.
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Idioms for steroid
on steroids, Slang. much larger, stronger, or more extreme than is normal or expected: Yosemite is nature on steroids. He's so lovable, he's like Santa Claus on steroids.
Words nearby steroid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for steroidal
/ (ˈstɪərɔɪd, ˈstɛr-) /
biochem any of a large group of fat-soluble organic compounds containing a characteristic chemical ring system. The majority, including the sterols, bile acids, many hormones, and the D vitamins, have important physiological action
Derived forms of steroidsteroidal, adjective
Word Origin for steroid
C20: from sterol + -oid
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for steroidal
[ stĕr′oid′, stîr′- ]
Any of numerous naturally occurring or synthetic fat-soluble organic compounds having as a basis 17 carbon atoms arranged in four rings and including the sterols and bile acids, adrenocortical and sex hormones, certain natural drugs such as digitalis compounds, and the precursors of certain vitamins.steroid hormone
Relating to or characteristic of steroids or steroid hormones.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for steroidal
[ stĕr′oid′ ]
Any of a large class of organic compounds having as a basis 17 carbon atoms arranged in four rings fused together. Steroids include many biologically important compounds, including cholesterol and other sterols, the sex hormones (such as testosterone and estrogen), bile acids, adrenal hormones, plant alkaloids, and certain forms of vitamins.
Any of various hormones having the structure of a steroid that are made synthetically, especially for use in medicine.
An anabolic steroid.
Other words from steroidsteroidal adjective
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cultural definitions for steroidal
notes for steroid
Steroids are often used illegally to increase the performance of competitive athletes of almost all age groups. They are banned in many athletic competitions, such as the Olympic Games.
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.