1
usually more so : to a greater or higher degree
… I think that failures can be just as revealing as successes, maybe more so.Tom Shone
Do they preen and grandstand and bloviate for the cameras—more so than they otherwise might? Some do.Neil Hickey
Moreso than the frustration, she expresses the fun of falling in love throughout her album.Kiana Doyle
The campaign started off turbulent and ended even more so.Michael Specter
… are … masterful blues players, and never more so than when they are working together.Gary Giddins
see also (all) the more so
2
: in addition to what has been said : moreover
Moreso, the CDC recommends that vaccinated people visiting with unvaccinated people from a single household … may also get together without masking and distancing.Manoj Jain
The prime suspect was positively identified by one of his accomplices: Moreso, the suspect … confessed to his involvement in this particular crime.Bert Wilkinson

Word History

Etymology

more entry 1 + so entry 1

First Known Use

1807, in the meaning defined at sense 1

Time Traveler
The first known use of moreso was in 1807

Browse Nearby Words

Cite this Entry

“Moreso.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/moreso. Accessed 26 Aug. 2026.

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