IPA: /ɪnˈvoʊk/
KK: /ɪnˈvoʊk/
To call upon something or someone for support, help, or inspiration, often in a formal or serious way.
The lawyer decided to invoke a previous ruling to strengthen her case.
Past: invoked
Past Participle: invoked
Invoke → It is formed from "in-" (meaning into) and "vocare" (meaning to call). The word "invoke" means to call upon something or someone, often in a formal or spiritual context.
Think of 'calling into' ('in-') something or someone ('vocare') — that's why invoke means to call upon.