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Synonyms

ambitious

American  
[am-bish-uhs] / æmˈbɪʃ əs /

adjective

  1. having ambition; eagerly desirous of achieving or obtaining success, power, wealth, a specific goal, etc..

    The school is known for its ambitious students.

    Antonyms:
    lackadaisical, apathetic
  2. showing or caused by ambition or an earnest desire for achievement or distinction.

    This season saw an ambitious attempt to break the record for number of wins in a single season.

  3. strongly desirous; eager.

    It is common for children to be ambitious of love and approval.

  4. requiring exceptional effort, ability, etc..

    The candidate is proposing an ambitious program for eliminating all slums.


ambitious British  
/ æmˈbɪʃəs /

adjective

  1. having a strong desire for success or achievement; wanting power, money, etc

  2. necessitating extraordinary effort or ability

    an ambitious project

  3. (often foll by of) having a great desire (for something or to do something)

"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

Synonym Usage

Ambitious, aspiring, enterprising describe a person who wishes to rise above their present position or condition. The ambitious person wishes to attain worldly success, and puts forth effort toward this end: ambitious for social position. The enterprising person, interested especially in wealth, is characterized by energy and daring in undertaking projects. The aspiring person wishes to rise (mentally or spiritually) to a higher level or plane, or to attain some end above ordinary expectations.

Other Word Forms

Derived Forms

Etymology

Origin of ambitious

First recorded in 1350–1400; Middle English, from Latin ambitiōsus, equivalent to ambiti(ō) ambition + -ōsus -ous

Explanation

Ambitious means wanting to succeed. If you want to climb Mount Everest, start your own business, and write a great philosophical treatise all before you are 30, then wow, you are really ambitious. Having an ambition is a good thing, like wanting to get good grades, or to become a doctor. But if we say someone is ambitious, often we mean they have too much ambition. An ambitious politician might want power so badly that he’ll abandon his ideals in order to win a race. If you hatch a business plan and someone tells you it’s too ambitious, that means you’re probably not being reasonable about how much you can get done.

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Vocabulary lists containing ambitious

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.

She created, hosted, and produced the acclaimed WSJ podcast franchise "Secrets of Wealthy Women" and authored the WSJ ebook "Resilience: How 20 Ambitious Women Used Obstacles to Fuel Their Success."

From The Wall Street Journal • Mar. 26, 2026

Ambitious entrepreneurs, old and new, are advancing powerful artificial intelligence tools that could transform lives.

From Los Angeles Times • Aug. 10, 2025

Ambitious Lyon have spent £115m on nine players - their biggest outlay for the past three summer windows.

From BBC • Aug. 26, 2024

Ambitious, high-level targets often catalyze funding that filters down to researchers, she says.

From Science Magazine • Jun. 13, 2024

Ambitious people, mannered people, neurotic people, high-society people—the kind of people who make life in the city so interesting—became unbearable to me.

From "Newjack: Guarding Sing Sing" by Ted Conover

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