expand
/ɪkˈspænd/(verb)
AWL Sublist 5CEFR B2IELTS Band 7.0 - 9.0
Academic Definition
To become or make larger or more extensive; to increase in size, volume, scope, or commercial range.
Key Academic Collocations
Click to copyWord Family & Derivatives
expandexpansionexpansiveexpandedexpanding
Lexical Alternatives (Synonyms)
broadenenlargeextendaugmentproliferate
Academic Sample Sentences in Context
"The line graph shows that solar energy capacity expanded dramatically from 20 gigawatts in 2010 to over 180 gigawatts in 2020."
"Municipal transit authorities announced ambitious plans to expand suburban light rail routes into outlying industrial commuter corridors."
"International educational student exchange programs expand cultural horizons and foster transnational diplomatic goodwill."
IELTS Examiner Scoring Strategy (Lexical Resource)
Key Task 1 trend verb: 'expanded exponentially', 'expanded steadily', and the noun 'experienced rapid expansion'.