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Definitions

greatly

[greyt-lee] / ˈgreɪt li /
ADVERB
considerably
Synonyms
STRONGEST
enormously extremely highly hugely immeasurably immensely incredibly indeed largely markedly mightily notably remarkably tremendously vastly very much
WEAK
abundantly by much conspicuously eminently emphatically exceedingly exceptionally famously glaringly in great measure incalculably incomparably infinitely inimitably intensely most much on a large scale powerfully strikingly superlatively supremely surpassingly
Antonyms
STRONGEST
little
WEAK
inconsiderably insignificantly unremarkably

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This greatly increases the risk of heart attack, stroke, kidney disease, and early death.

From Science Daily • Apr. 3, 2026

We're convinced drones will greatly enhance the capabilities of helicopters.

From Barron's • Apr. 3, 2026

"It's a great honour to be part of it and it will help the school greatly and stop the risk of people being hit or worse."

From BBC • Mar. 30, 2026

Minors with earned income can greatly benefit from Roth savings — if they have legitimate earned income — especially because they are likely to earn below the threshold to owe taxes.

From MarketWatch • Mar. 27, 2026

Knowing how a song works in the lives of children is greatly beneficial.

From "Music and the Child" by Natalie Sarrazin

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.