causalidad
causality; cause and effect
noun kow-sah-lee-DAHD Rare
Origin: From Medieval Latin causalitas, from causa 'cause'.
Usage Note
Causalidad refers to the philosophical and scientific principle that every effect has a cause. It is distinct from casualidad (coincidence, chance) — a common source of confusion for learners. Principio de causalidad is the principle of causality; relación de causalidad is a causal relationship.
Examples
"Los científicos estudian la causalidad entre el estrés y la enfermedad."
Natural Translation
Scientists study the causality between stress and illness.

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