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a combining form meaning “iron,” used in the formation of compound words: siderolite.
THINK YOU’VE GOT A HANDLE ON THIS US STATE NICKNAME QUIZ?
Did you ever collect all those state quarters? Put them to good use on this quiz about curious state monikers and the facts around them.
Question 1 of 8
Mississippi’s nickname comes from the magnificent trees that grow there. What is it?
Also especially before a vowel, sider- .
Origin of sidero-1
<Greek sidēro-, combining form of sídēros iron
Words nearby sidero-
Definition for sidero- (2 of 2)
a combining form meaning “star,” “constellation,” used in the formation of compound words: siderostat.
Origin of sidero-2
<Latin sīder- (stem of sīdus) star-group + -o-
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
British Dictionary definitions for sidero-
before a vowel sider-
Word Origin for sidero-
from Greek sidēros
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 sidero-
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.