Definition of substantially in English:

substantially

adverb

  • 1To a great or significant extent.

    ‘profits grew substantially’
    as submodifier ‘substantially higher earnings’
    • ‘Pornography has grown substantially over the years, and it is an area that is of major concern for us.’
    • ‘What about deep piling that would add substantially to the cost of the schools?’
    • ‘The cost of photocopying a book is substantially lower than having to buy one.’
    • ‘Sales grew substantially when we moved as less time was being spent on staff management issues.’
    • ‘Never before or since have real wages and real income grown so substantially.’
    • ‘This should substantially simplify the procedure and save costs and court fees.’
    • ‘Passage through major cities was also often difficult and substantially increased the cost of haulage.’
    • ‘Workspace Group has grown substantially in the past 10 years and plans to double again over the next five.’
    • ‘Scottish Mutual has grown substantially since it was acquired by Abbey National in 1992.’
    • ‘Demand for air traffic has risen substantially in recent years as the cost of travel has fallen in real terms.’
    • ‘To make matters worse, it has also come to the end of a bad year when profits declined substantially.’
    • ‘We would like to think that we can grow the business substantially.’
    • ‘However, all the evidence suggests that a modest sum can grow substantially if invested wisely over a long period.’
    • ‘Combined with our larger scale, this has enabled us to grow our order book substantially.’
    • ‘The disparities grow substantially as the value of the car increases.’
    • ‘He did not say how many of them would face closure if sewage costs were increased substantially.’
    • ‘Now in operation for two years, the company has grown substantially in that period.’
    • ‘Some years ago the flood defences of London were substantially upgraded at huge cost.’
    • ‘Put together, this will mean that the total student debt will grow substantially.’
    • ‘These have been set up in a small way now but they can grow substantially.’
    considerably, significantly, greatly, a great deal, to a great extent, to a large extent, to a marked extent, markedly, appreciably
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  • 2For the most part; essentially.

    ‘things will remain substantially the same over the next ten years’
    • ‘Further aft, the wreck is substantially flattened, but some structure remains.’
    • ‘These materials have hydraulic conductance that substantially differs from mineral soils.’
    • ‘Although it has remained substantially unaltered since construction, it is now in need of restoration.’
    • ‘This procedure has remained substantially unchanged for half a century.’
    • ‘The quality of material you have provided to us has been substantially substandard.’
    largely, for the most part, by and large, on the whole, almost entirely, in the main, mainly, in effect, in essence, essentially, materially, basically, fundamentally, to all intents and purposes, to a great degree
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Pronunciation

substantially

/səbˈstan(t)SHəlē//səbˈstæn(t)ʃəli/