challenge in English

noun

1

a call to take part in a contest or competition, especially a duel.

he accepted the challenge

synonyms: dare, provocation, summons

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

3

exposure of the immune system to pathogenic organisms or antigens.

recently vaccinated calves should be protected from challenge

verb

1

invite (someone) to engage in a contest.

he challenged one of my men to a duel

2

dispute the truth or validity of.

employees challenged the company's requirement

synonyms: question, disagree with, dispute, take issue with, protest against, call into question, object to

3

expose (the immune system) to pathogenic organisms or antigens.

The animals were not challenged with antigen after sensitization as the aim was to study the biochemical changes due to sensitization alone.

noun

dare, provocation, summons
test, questioning, dispute, stand, opposition, confrontation
problem, difficult task, test, trial

verb

question, dare, test, dispute, take exception
question, disagree with, dispute, take issue with, protest against, call into question, object to
dare, summon, throw down the gauntlet to
test, tax, strain, make demands on, stretch, stimulate, inspire, excite
dispute, gainsay
take exception

Use "challenge" in a sentence

1. Challenge synonyms, Challenge pronunciation, Challenge translation, English dictionary definition of Challenge

2. The Baptiste Reunion Challenge starts today Overwatch Baptiste Reunion Challenge

3. The Broomstick challenge is the latest challenge to take over Twitter

4. Challenge Theme - The theme of this Challenge is envisioning health equity

5. Accept the challenge.

6. Challenge Constructively; Share

7. [ Oska Trainee Challenge ]

8. So there's a huge scientific challenge, but there's a huge economic challenge too.

9. The Challenge of Contactability

10. TERTIUS faced a challenge.

11. All reviews Bandshell challenge

12. Rising to the Challenge

13. Results hypertonic saline challenge test was more sensitive than exercise challenge test ( P 0.01 ).

14. Challenge? Everything you need for a successful fitness Challenge at a fraction of the cost

15. Confrontation (noun) a bold challenge

16. Find another word for Challenge

17. The Challenge of Racial Segregation

18. The Challenge of Legalizing Marriages

19. Challenge is needed for success.

20. The challenge offended their sensibilities.

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22. Increased leisure time is a challenge for older people and most will welcome the challenge.

23. Challenge Camp Winter After School

24. The Challenge of Comparative Anthropogeny

25. Goliath bellowed out a challenge.

26. Chewy's 2021 Self-Care Challenge

27. Challenge of an Aging Population

28. Accept the Challenge Before You

29. I always relish a challenge.

30. The Challenge of Raising Quadruplets

31. Do you see the challenge?

32. I'm ready for any challenge.

33. Bassford spat on his challenge.

34. Their legal challenge was unsuccessful.

35. To complete a Challenge, you'll need to finish the designated collection of Learn content before the Challenge end date (within 30 days of signing up for the Challenge)

36. Come in to any Cold Beers & Cheeseburgers location and try the burger challenge today! BURGER CHALLENGE

37. How do we challenge our friends?

38. You think to challenge East Bureau!

39. Brace yourself for a new challenge!

40. Johnson gleefully took up the challenge.

41. Adrenaline Challenge: Boys Weekend Is Back

42. We must meet the challenge squarely .

43. 1 The challenge to academic painting that impressionism posed was a challenge both in form and in content.

44. Synonyms for Challenge in Free Thesaurus

45. JYP ONLINE Audition Challenge now! APPLY

46. Income inequality is a further challenge.

47. How would that challenge be overcome?

48. Competitive Challenge Session & Results SOI Accepted

49. Accepting the Challenge of Christian Maturity

50. What does Challenge mean? The definition of a Challenge is an act of rebellion against someone or something