Word.ws English Dictionary

sidero-

sidero- prefix: related to stars or constellations, as sidereal relationships.

Prefix (1)

sidero-

  1. Related to stars or constellations, as sidereal relationships.

Prefix (2)

sidero-

  1. Related to iron or steel, as in siderosis (fibrosis caused by iron deposits)

Origin of sidero-

From Latin sīdus, sideris, ("constellation").

From Ancient Greek σίδηρος (sídēros, “iron”).

Questions about sidero-

What does sidero- mean?
Sidero- means related to stars or constellations, as sidereal relationships.
What part of speech is sidero-?
Sidero- is a prefix.

Words near sidero- in the dictionary

  1. Siderises
  2. siderism
  3. siderite
  4. siderites
  5. sideritic
  6. sidero-
  7. sideroad
  8. sideroads
  9. sideroblast
  10. sideroblastic
  11. sideroblasts

Source and license

Adapted from Wiktionary: sidero- (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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