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English definition of “substantial”

substantial

adjective
 
 
/səbˈstænʃəl/
AMOUNT B2 large in amount: a substantial change/increase a substantial amount of money/timePlenty and abundantLarge in number or quantity
STRENGTH large and strong: a substantial building → Opposite insubstantialFat or well-builtPhysically strong and powerful
(Definition of substantial from the Cambridge Learners Dictionary © Cambridge University Press)
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