Find over 25,000 psychological definitions


delta

(symbol: ∆) n.

1. a measure of the change in a parameter. For example, ΔR2 indicates how much of the change in R2 (the coefficient of multiple determination) was caused or explained by a given step (e.g., adding a specific variable to an analysis).

2. see Glass’s D.

Browse dictionary by letter

a b c d e f g h i j k l m n o p q r s t u v w x y z

Psychology term of the day

February 28th 2025

hypnotic regression

hypnotic regression

a therapeutic technique in which an individual under hypnosis is induced to relive a previous experience that may be contributing to current emotional difficulties. There are two types of hypnotic regression: age regression and past-life regression.