IPA: /ˌɪndɪˈkeɪʃən/
KK: /ɪnˈdɪkeɪʃən/
A sign or piece of information that shows something is happening or needs to be done.
The doctor gave me an indication that I should rest more.
Indication is formed from "in-" (meaning into or on) and "dicare" (meaning to declare or say). The word refers to something that declares or points out something, often used to signify a sign or signal.
Think of something that 'declares' or 'points out' a fact or sign — 'in-' means into or on, and 'dicare' means to declare.