Indispensable: Definition, Importance, and Examples

‘Indispensable’ means absolutely necessary or essential, without which something cannot function or exist. It refers to something or someone that is so important that it cannot be dispensed with or done without. It is a term used to describe something that is crucial or vital to the success or functioning of a system or organization. An indispensable item or person is irreplaceable and cannot be substituted by anything or anyone else.