Go to 'thermo-' entry Go to 'dino-' entry Go to 'chondro-' entry Go to 'aero-' entry Go to '-logy' entry Go to 'thaumato-' entry Go to 'nano-' entry Go to '-sophy' entry Go to 'bucco-' entry Go to '-ism' entry Go to '-lysis' entry Go to 'galacto-' entry Go to '-anthropy' entry Go to 'pneumo-' entry Go to '-ploitation' entry Go to '-lithic' entry Go to '-sepalous' entry Go to 'onco-' entry Go to '-parous' entry Go to 'dermato-' entry Go to 'multi-' entry Go to 'dodeca-' entry Go to '-zoon' entry Go to 'vermi-' entry Go to 'crystallo-' entry Go to 'biblio-' entry Go to 'eco-' entry Go to 'juxta-' entry Go to 'facio-' entry
Affixes: the building blocks of English
Affixes: the building blocks of English

sider(o)-

Iron.

[Greek sidēros, iron.]

A siderophore is a molecule in micro-organisms which binds and transports iron; a sideroblast is an iron-rich red blood cell in the bone marrow; a siderophile is something that has an affinity for iron; sideropenia is iron deficiency in the body; siderosis is a deposition of iron in the lungs, an occupational disease of arc welders; siderite is either an ore of iron, or a meteorite consisting mostly of nickel and iron.

A few terms contain instead Latin sidus, sider-, a star: a siderostat is an instrument used for keeping the image of a celestial object in a fixed position; a siderograph is a chart of planetary positions used in financial astrology, and sidereal is the adjective referring to the stars, as opposed to the sun or planets.

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