IPA: /əˈdæptər/
KK: /əˈdæptər/
A device that allows different types of equipment or systems to connect and work together.
I need an adaptor to connect my headphones to the new phone.
Adaptor → It is formed from "ad-" (meaning to) and "aptare" (meaning to fit). The word "adaptor" refers to something that helps fit or connect different components together.
Think of something that helps you 'fit' ('aptare') things 'together' ('ad-') — that's what an adaptor does.