ambitious: requiring full use of your abilities or resources; "ambitious schedule"; "performed the most challenging task without a mistake"
stimulating interest or thought; "a challenging hypothesis"; "a thought-provoking book"
disturbingly provocative; "an intriguing smile"
(challenge) a demanding or stimulating situation; "they reacted irrationally to the challenge of Russian power"
(challenge) take exception to; "She challenged his claims"
(challenge) a call to engage in a contest or fight
(Challenge (1933)) Challenge was a tabloid-sized monthly newspaper established in Chicago in April 1933 which served as the official organ of the Young People's Socialist League, youth section of the Socialist Party of America. ...
(Challenge (2009 film)) Challenge (চ্যালেঞ্জ)is a 2009 Bengali film directed by Raj Chakraborty.This is second directorial film After 2008 block buster Chirodini Tumi Je Amar. The film is starring Dev and Subhashree Ganguly. ...
(Challenge (album)) Challenge is a 1969 album by Flower Travellin' Band (credited to Yuya Uchida and the Flowers). ...
(Challenge (Communist journal)) Challenge is a magazine produced by the British Young Communist League, the youth wing of the Communist Party of Britain. The aim of the journal is: Challenge is the Young Communist League's quarterly magazine. ...
(Challenge (cycle and car)) Challenge started to make cycles in Foleshill, Coventry, England in 1903, and they also made a Challenge light car from about 1912 to 1915. ...
(Challenge (economics magazine)) Challenge: The Magazine of Economic Affairs is a bi-monthly economics journal, providing information and analysis on current affairs in economics. It is edited by the journalist and economic policy consultant and analyst Jeff Madrick.
Difficult, hard to do
(challenge) An instigation or antagonization intended to convince a person to perform an action they otherwise would not; A difficult task, especially one that the person making the attempt finds more enjoyable because of that difficulty; A judge's interest in the result of the case for which ...
(challenged) Lacking some physical or mental attribute or skill; used after adverbs to make politically correct adjectives; Used following adverbs to make jocular adjectives in imitation of and mocking politically correct adjectives of this kind, as "X-challenged" = "lacking X"
(Challenge) The right of a party to object to or dispute something.
(Challenge) a competition to create a block or quilt using specified fabrics or patterns.
(challenge) in vaccine experiments, the deliberate exposure of an immunized animal to the infectious agent. Challenge experiments are never done in human HIV vaccine research.
(Challenge) To ask that a member of the jury panel be excused. To question or dispute an action.
(challenge) (JP 1-02, NATO)- Any process carried out by one unit or person with the object of ascertaining the friendly or hostile character or identity of another. (See also password.)
(Challenge) An attempt to take the ball away from another player; legal if done from the front or side of the ball carrier; illegal against a player without the ball or from behind.
(Challenge) This is the competition problem that FIRST designs for the teams to design a robot to solve. The challenge changes every year. Challenges are usually announced at a Kick-off event which starts "the build".
A challenge to write a fan fiction with a certain, theme, line or idea. If someone says, "See if you can write a story starting with the line 'Call me Ishmael'", this is a challenge. Any fiction which answers this is a challenge fic.
(2030 Challenge) Challenge issued asking the global architecture and building community to adopt specified energy and fossil fuel consumption reduction targets to reach the goal of Carbon neutrality by the year 2030.
(CHALLENGE) An opponent calls "CHALLENGE" when s/he thinks a play is not acceptable (i.e. not in the OWL or Merriam-Webster Collegiate Dictionary, Tenth Edition). A Word Judge is called to verify which words are acceptable or not. Whenever there is a challenge, someone loses exactly one turn.