Tetrachoric

//ˌtɛtrəˈkɔːɹɪk// adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Between two dichotomous variables not-comparable

    "Each rho (ρ) represents the conditional tetrachoric correlation for each pair of outcomes, measuring the extent to which the two outcomes would covary if unobserved characteristics of an individual were indeed observed."

Example

More examples

"Each rho (ρ) represents the conditional tetrachoric correlation for each pair of outcomes, measuring the extent to which the two outcomes would covary if unobserved characteristics of an individual were indeed observed."

Etymology

From tetra- + Ancient Greek χῶρος (khôros) + -ic. First used in statistical theory in the early 20th century.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.