The meaning of EXPAND is to open up : unfold. How to use expand in a sentence. Synonym Discussion of Expand.

Phrasal verb expand on something (Definition of expanded from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

To expand is to increase the extent or dimensions of something, as when a balloon expands when you blow air into it.

Definition of expand verb in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

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1. To increase the size, volume, quantity, or scope of; enlarge: expanded her store by adding a second room. See Synonyms at increase. 2. To express at length or in detail; enlarge on: …

If something expands or is expanded, it becomes larger. Engineers noticed that the pipes were not expanding as expected.

to increase in extent, size, scope, or volume: [no object] The balloon expanded until it burst. [~ + object] The heat expanded the metal. spread (out): [no object] The snake expanded to its full …

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Synonyms for EXPANDED: blown up, distended, blown, swollen, ballooned, puffed, dilated, turgid; Antonyms of EXPANDED: collapsed, deflated, detumescent, shortened, condensed, …