IPA: /koʊˈvɛəri/
KK: /kəʊˈveəri/
To change or vary in relation to another variable, often in a way that suggests a relationship between them.
In statistics, two variables may covary, indicating that when one changes, the other tends to change as well.
Past: covaried
Past Participle: covaried
Covary → It is formed from "co-" (meaning together) and "vary" (from Latin "variāre", meaning to change). The word describes two or more variables that change together in a relationship.
Think of things that change 'together' ('co-') — that's what covary means.