the return of relatively easy breathing after initial exhaustion during continuous exertion
renewed energy or strength to continue an undertaking; "She had dinner and got a second wind to finish painting"; "the employers, initially taken by surprise at the pace of developments, regained their second wind"
a device for showing the operating condition of some system
a signal for attracting attention
(chemistry) a substance that changes color to indicate the presence of some ion or substance; can be used to indicate the completion of a chemical reaction or (in medicine) to test for a particular reaction
the period of European history at the close of the Middle Ages and the rise of the modern world; a cultural rebirth from the 14th through the middle of the 17th centuries
an artifact (or system of artifacts) that is instrumental in accomplishing some end
the quality of being instrumental for some purpose
a subsidiary organ of government created for a special purpose; "are the judicial instrumentalities of local governments adequate?"; "he studied the French instrumentalities for law enforcement"
the act of subjecting to experimental test in order to determine how well something works; "they agreed to end the testing of atomic weapons"
an examination of the characteristics of something; "there are laboratories for commercial testing"; "it involved testing thousands of children for smallpox"
a religious movement of the 16th century that began as an attempt to reform the Roman Catholic Church and resulted in the creation of Protestant churches
improvement (or an intended improvement) in the existing form or condition of institutions or practices etc.; intended to make a striking change for the better in social or political or religious affairs