Standard Lemma guide

stereo-

prefix · 3 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

prefix

Meaning 1

Solid, three-dimensional.

Definition source: English Wiktionary via Wiktextract

Usage: morpheme

Examples

  • stereo- + -phonic → stereophonic
  • stereo- + -scope → stereoscope

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

prefix

Meaning 2

Relating to the binocular contribution to three-dimensional vision.

Definition source: English Wiktionary via Wiktextract

Usage: morpheme

Qualifier: strictly

Examples

  • stereo- + blind → stereoblind
  • stereo- + -opsis → stereopsis

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

prefix

Meaning 3

Solid, hard.

Definition source: English Wiktionary via Wiktextract

Usage: morpheme

Examples

  • stereo- + lithography → stereolithography
  • stereo- + type → stereotype

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree Proto-Indo-European *ster-der. Ancient Greek στερεός (stereós) Ancient Greek στερεο- (stereo-)der. English stereo- Derived from Ancient Greek στερεο- (stereo-), combining form of στερεός (stereós, “firm, solid”).

Across languages

Translations

6 source translations are retained for this English entry.

  • Italian: stèreo- — solid, three-dimensional
  • Polish: stereo- — solid, three-dimensional
  • Portuguese: estereo- — solid, three-dimensional
  • Spanish: estereo- — solid, three-dimensional
  • Italian: stèreo- — binocular contribution to three-dimensional vision
  • Polish: stereo- — the solid, the hard