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Synonyms for challenge

Synonyms for challenge

an act of taunting another to do something bold or rash


behavior or an act that is intentionally provocative

to call on another to do something requiring boldness


to confront boldly and courageously

to come near, as in quality or amount

to express opposition, often by argument

to take a stand against

Synonyms for challenge

a demanding or stimulating situation

questioning a statement and demanding an explanation

a formal objection to the selection of a particular person as a juror

Related Words

a demand by a sentry for a password or identification

Related Words

take exception to

ask for identification

raise a formal objection in a court of law

References in periodicals archive ?
Results [median (range)] of allergen bronchial challenge performed immediately after exposure to formaldehyde or air-only and methacholine bronchial challenge performed 8 hr after exposure.
Bronchial challenge testing with ARIDOL should be used only as part of a physician's overall assessment of asthma.
Bronchial challenge testing with ARIDOL is for diagnostic purposes only.
Unlike other bronchial challenge tests, ARIDOL is a single-use test that requires less preparation time and eliminates reconstitution, use of a nebulizer to administer, clean-up and sterilization.
It is the first and only bronchial challenge test approved Europe-wide.
With seven to 15 per cent of asthma patients currently referred for a bronchial challenge test and up to 160,000 tests undertaken annually, Korea represents an important base from which to launch Aridol into the Asian market.
The bronchial challenge testing market is dominated by methacholine and is one of few European markets where testing to assess effectiveness of treatment is performed.
This is important since Aridol has recently become the first bronchial challenge test to be approved in a European country as an aid to asthma control.
and Europe includes the existing 400,000 bronchial challenge tests performed yearly, 2 million new tests for assisting the diagnosis of asthma and 16 million new tests performed by pulmonary specialists and primary care physicians for assisting the management of asthma.
A variety of other tests are often helpful in narrowing the differential diagnosis--for example, chest imaging, blood eosinophil measurement, allergy testing, bronchial challenges, diffusing capacity of the lung for carbon monoxide, lung volumes, and elasticity.
Spirometric tests and bronchial challenges were performed in the Respiratory Laboratory.