challenge

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Related to challenged: Vertically Challenged

challenge

1. US an assertion that a person is not entitled to vote or that a vote is invalid
2. 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)

challenge

[′chal·ənj]
(communications)
To cause an interrogator to transmit a signal which puts a transponder into operation.
(immunology)
Administration of an antigen to ascertain state of immunity.
References in classic literature ?
I may mention here that David is a stout believer in prayer, and has had his first fight with another young Christian who challenged him to the jump and prayed for victory, which David thought was taking an unfair advantage.
He stood there waiting, his hand upon the hilt of his long-sword, but they neither challenged nor halted him.
As Turan proceeded along the avenue he passed other sentries beside other doors but now he gave them small heed, since they neither challenged nor otherwise outwardly noted his passing; but while at nearly every turn of the erratic avenue he passed one or more of these silent sentinels he could not guess that he had passed one of them many times and that his every move was watched by silent, clever stalkers.
Arahu challenged him to tear a fish from a shark's jaws, leaving half to the shark and bringing the other half himself to the surface; and Tudor performed the feat, a flip from the sandpaper hide of the astonished shark scraping several inches of skin from his shoulder.
Maybe too much trouble along you," Nau-hau challenged back.
On point after point, Ernest challenged the ministers.
Here she presently challenged Partridge to single combat.
They must first demonstrate that the spending being challenged presents some type of specific constitutional harm.
In the neo-conservative backlash we currently find ourselves in as literacy educators (Taxel, 1999), instructional approaches that include children's literature in the elementary reading curriculum, commonly referred to as literature based instruction (Raphael & Au, 1997) or reading workshops (Atwell, 1998), are being challenged by current federal legislation and its support for scientifically-based commercial reading programs (e.
A focus on basic techniques for interacting with behaviorally challenged residents.
If the challenged could not produce his coin, he was required to buy a drink of choice for the member who challenged him.
Reviewing the list of books challenged or banned--favorites, well-received and prize-winning titles--from the 20th anniversary ALA Resource Guide, BIBR found several works by or about African Americans mentioned that we'd like to share with our readers.