C1adverbformalacademic
US/səbˈstæn.ʃəl.i/
UK/səbˈstæn.ʃəl.i/
by a large amount or degree; also mainly, in the most important ways
In context
Graduates earn substantially more over their lifetime than people without a degree.
The number of international students has grown substantially since 2015.
The final version of the report is substantially the same as the draft.
Words that go with substantially
verb + adverb
- increase substantiallyDemand for online courses has increased substantially.
adverb + adjective
- substantially higherRents in the capital are substantially higher than elsewhere.
- substantially differentThe two schools use substantially different teaching methods.
- substantially lowerDropout rates were substantially lower among students with mentors.
adverb + verb
- substantially reduceRegular exercise can substantially reduce stress.
- substantially improveBetter lighting could substantially improve concentration.