chal·lenge ˈCHalənj/Submit noun 1. a call to take part in a contest or competition, especially a duel. synonyms: dare, provocation; summons he accepted the challenge a task or situation that tests someones abilities. synonyms: problem, difficult task, test, trial it was proving quite a challenge an attempt to win a contest or championship in a sport. 2. an objection or query as to the truth of something, often with an implicit demand for proof. a challenge to the legality of the order synonyms: test, questioning, dispute, stand, opposition, confrontation a challenge to his leadership a sentrys call for a password or other proof of identity. LAW an objection regarding the eligibility or suitability of a jury member. 3. MEDICINE exposure of the immune system to pathogenic organisms or antigens. recently vaccinated calves should be protected from challenge verb verb: challenge; 3rd person present: challenges; past tense: challenged; past participle: challenged; gerund or present participle: challenging 1. invite (someone) to engage in a contest. he challenged one of my men to a duel enter into competition with or opposition against. make a rival claim to or threaten someones hold on (a position). invite (someone) to do something that one thinks will be difficult or impossible; dare. test the abilities of. synonyms: test, tax, strain, make demands on; More 2. dispute the truth or validity of. employees challenged the companys requirement synonyms: question, disagree with, dispute, take issue with, protest against, call into question, object to we challenged their statistics
Posted on: Mon, 01 Sep 2014 06:10:52 +0000