To make something longer or larger in space or time
Examples:
They extended the range of their Gothas with extra fuel tanks.What'll we do when he really extends himself!'It will cost considerable more to extend the line.
Synonyms:
Antonyms:
Expand
/ɪkˈspænd/
To become larger or more extensive.
Examples:
Her waistline had expanded two inches.She had not had a chance to expand.Even Phobus Bohlaug needs money, to 'expand' his business.
Synonyms:
Antonyms:
Ways to tell them apart:
Extend refers to lengthening something in duration or distance, whereas expand refers to increasing in size, volume, or scope.
Think of extend when you want to reach out or make something last longer.
Expand is more about spreading out or growing larger in a physical or metaphorical sense.
An extension is like adding more links to a chain, while expansion is like blowing up a balloon.
Use extend for time or projection into a space, and expand for increase in area or magnitude.