Standard Lemma guide

multicollinearity

noun · 2 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 phenomenon in which two or more predictor variables in a multiple regression model are highly correlated, so that the coefficient estimates may change erratically in response to small changes in the model or data.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: mathematics, sciences, statistics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a case of multiple regression in which the predictor variables are themselves highly correlated

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: multiple regression, multiple correlation

History

Etymology

From multicollinear + -ity.

Across languages

Translations

2 source translations are retained for this English entry.

  • Greek: πολυσυγγραμμικότητα (polysyngrammikótita) — phenomenon in which two or more predictor variables in a multiple regression model are highly correlated
  • Icelandic: marglínuleiki — phenomenon in which two or more predictor variables in a multiple regression model are highly correlated