IPA: /ˈspiːkər/
KK: /ˈspikər/
A person who talks or gives a speech to an audience, or a device that produces sound.
The speaker at the conference shared valuable insights on technology.
**Speaker** → It is formed from "speak" (from Old English *specan*, meaning to talk or say) and "-er" (meaning a person who). A speaker is a person who talks or expresses thoughts verbally.
Think of someone who 'talks' ('speak') — the '-er' just means a person. A speaker is someone who talks.