sidero-

1

a combining form meaning “iron,” used in the formation of compound words: siderolite.
Also especially before a vowel, sider-.

Origin of sidero-

1
< Greek sidēro-, combining form of sídēros iron

Words nearby sidero-

sidereal month, sidereal period, sidereal time, sidereal year, siderite, sidero-, sideroad, sideroblast, sideroblastic anemia, siderochrome, siderocyte

Definition for sidero- (2 of 2)

sidero- 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-

British Dictionary definitions for sidero-

sidero-

before a vowel sider-

combining form

indicating iron siderolite

Word Origin for sidero-

from Greek sidēros

Medical definitions for sidero-

sidero-

pref.

Iron:sideropenia.