- offering a challenge; testing one's ability, endurance, etc: a challenging course; a challenging game.
- stimulating, interesting, and thought-provoking: a challenging suggestion.
- provocative; intriguing: a challenging smile.
Origin of challenging
- a call or summons to engage in any contest, as of skill, strength, etc.
- something that by its nature or character serves as a call to battle, contest, special effort, etc.: Space exploration offers a challenge to humankind.
- a call to fight, as a battle, a duel, etc.
- a demand to explain, justify, etc.: a challenge to the treasurer to itemize expenditures.
- difficulty in a job or undertaking that is stimulating to one engaged in it.
- Military. the demand of a sentry for identification or a countersign.
- Law. a formal objection to the qualifications of a particular juror, to his or her serving, or to the legality of an entire jury.Compare peremptory challenge.
- the assertion that a vote is invalid or that a voter is not legally qualified.
- Biology. the process of inducing or assessing physiological or immunological activity by exposing an organism to a specific substance.
- Hunting. the crying of a hound on finding a scent.
- to summon to a contest of skill, strength, etc.
- to take exception to; call in question: to challenge the wisdom of a procedure.
- to demand as something due or rightful.
- Military. to halt and demand identification or countersign from.
- Law. to take formal exception to (a juror or jury).
- to have a claim to; invite; arouse; stimulate: a matter which challenges attention.
- to assert that (a vote) is invalid.
- to assert that (a voter) is not qualified to vote.
- to expose an organism to a specific substance in order to assess its physiological or immunological activity.
- Archaic. to lay claim to.
- to make or issue a challenge.
- Hunting. (of hounds) to cry or give tongue on picking up the scent.
- donated or given by a private, corporate, or government benefactor on condition that the recipient raise an additional specified amount from the public: a challenge grant.
Origin of challenge
SynonymsSee more synonyms on Thesaurus.com
Examples from the Web for challenging
Fossella declined to run again, but in the years since he has mused aloud about challenging Grimm.Will Dirty Pol Vito Fossella Replace Dirty Pol Michael Grimm?
December 31, 2014
Colfer's artistic callings share a common thread: they are deeply personal and rooted in a challenging childhood.Chris Colfer on Writing, Acting, and the Pain of Being A Pop Culture Trailblazer
December 15, 2014
That was challenging physically for me but actually doing Liz and being able to access her is surprisingly is pretty easy.The Zany Shades of Nick Kroll
December 15, 2014
But the more interesting and challenging question is: Could he?The U.S. Will Torture Again—and We’re All to Blame
December 12, 2014
Beer-swilling Britain and Spain now boast impressive varietals while America is challenging France with how much wine is consumed.Beer Countries vs. Wine Countries
December 7, 2014
He was, it had been said, in the habit of inventing lies, and challenging other folks to stick to 'em.Tiverton Tales
Therefore, my dear L——, save yourself the trouble of challenging me.Tales And Novels, Volume 8 (of 10)
Long after Joe had left us, Sue kept up that challenging tone.The Harbor
He felt full of life and gayety, and a challenging mental activity.A Spirit in Prison
Out in the stable the horse repeated its former challenging 237 whinny.A Breath of Prairie and other stories
- demanding or stimulatinga challenging new job
- to invite or summon (someone to do something, esp to take part in a contest)
- (also intr) to call (something) into question; dispute
- to make demands on; stimulatethe job challenges his ingenuity
- to order (a person) to halt and be identified or to give a password
- law to make formal objection to (a juror or jury)
- to lay claim to (attention, etc)
- (intr) hunting (of a hound) to cry out on first encountering the scent of a quarry
- to inject (an experimental animal immunized with a test substance) with disease microorganisms to test for immunity to the disease
- a call to engage in a fight, argument, or contest
- a questioning of a statement or fact; a demand for justification or explanation
- a demanding or stimulating situation, career, object, etc
- a demand by a sentry, watchman, etc, for identification or a password
- US an assertion that a person is not entitled to vote or that a vote is invalid
- law a formal objection to a person selected to serve on a jury (challenge to the polls) or to the whole body of jurors (challenge to the array)
Word Origin and History for challenging
c.1200, "to rebuke," from Old French chalongier "complain, protest; haggle, quibble," from Vulgar Latin calumniare "to accuse falsely," from Latin calumniari "to accuse falsely, misrepresent, slander," from calumnia "trickery" (see calumny).
From late 13c. as "to object to, take exception to;" c.1300 as "to accuse," especially "to accuse falsely," also "to call to account;" late 14c. as "to call to fight." Also used in Middle English with sense "claim, take to oneself." Related: Challenged; challenging.
early 14c., "something one can be accused of, a fault, blemish;" mid-14c., "false accusation, malicious charge; accusation of wrong-doing," also "act of laying claim" (to something), from Anglo-French chalenge, Old French chalonge "calumny, slander; demand, opposition," in legal use, "accusation, claim, dispute," from Anglo-French chalengier, Old French chalongier "to accuse, to dispute" (see challenge (v.)). Accusatory connotations died out 17c. Meanings "an objection" in law, etc.; "a calling to fight" are from mid-15c. Meaning "difficult task" is from 1954.