IPA: /prəˈbeɪʃənˌɛri/
KK: /proʊˈbeɪʃənˌɛri/
Relating to a trial period during which a person's performance is evaluated before they are given a permanent position or status.
She was hired on a probationary basis to see if she would be a good fit for the company.
Probationary → It is formed from "probatio" (from Latin, meaning testing or trial) and the suffix "-ary" (meaning relating to or connected with). The word "probationary" refers to a period relating to testing or trial, often used in contexts like employment or legal situations.
Think of a 'trial' or 'test' period ('probatio') that is 'related to' ('-ary') someone's performance or behavior.