Dictionary.com
Thesaurus.com
Synonyms

prosper

American  
[pros-per] / ˈprɒs pər /

verb (used without object)

  1. to be successful or fortunate, especially in financial respects; thrive; flourish.

    Antonyms:
    fail

verb (used with object)

  1. Archaic. to make successful or fortunate.

prosper British  
/ ˈprɒspə /

verb

  1. (usually intr) to thrive, succeed, etc, or cause to thrive, succeed, etc in a healthy way

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Usage

What does prosper mean? Prosper means to be successful or fortunate, especially in a financial or material way.Prosper often implies success in terms of wealth, health, and happiness. But it can also be used broadly, much like the words succeed, thrive, and flourish.You can say that someone is prospering in the present, but the word is perhaps most commonly used in the context of what will happen in the future.Prosper is associated with its use in the phrase “live long and prosper,” the catchphrase of the character Spock in the Star Trek series of TV shows and movies.Someone who prospers can be described as prosperous. The noun prosperity refers to a state of success.Example: If we can continue to maintain this level of quality, our company will continue to prosper.

Related Words

See succeed.

Other Word Forms

  • unprospered adjective
  • unprospering adjective

Etymology

Origin of prosper

First recorded in 1425–75; late Middle English prosperen, Old French prosperer, from Latin prosperāre “to make happy,” derivative of prosperus prosperous

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.

Even with the Asia Cup on the horizon and the departure of key players such as Yui Hasegawa, they look well equipped to prosper.

From BBC • Feb. 13, 2026

The Founding Fathers believed the United States could not prosper if its citizens lacked virtue.

From The Wall Street Journal • Jan. 16, 2026

But I am soft-hearted — you may say soft-headed — regarding this good-hearted TV galaxy, willing to go wherever the cosmic winds do blow, always hoping for it to live long and prosper.

From Los Angeles Times • Jan. 14, 2026

"The question most people ask is clear. When will Myanmar prosper?" said astrologer Linn Nhyo Taryar.

From Barron's • Dec. 21, 2025

Bruno Crespi, who was married to Amparo Moscote, and whose shop of toys and musical instruments continued to prosper, built a theater which Spanish companies included in their itineraries.

From "One Hundred Years of Solitude" by Gabriel Garcia Marquez