Phrase guide

Malmquist bias

noun · 1 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

noun

Meaning 1

A type of selection bias, where brighter objects appear to be more common at further distances; caused by a larger actual sample gathering region per square degree at further distances, and that dimmer sources drop out of sight due to distance.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Named after Swedish astronomer Gunnar Malmquist, who first described the effect in 1922.

Across languages

Translations

3 source translations are retained for this English entry.

  • Finnish: Malmquistin valintaharha — Translations
  • French: biais de Malmquist — Translations
  • German: Malmquist-Bias — Translations