the testing of an idea

take a sample of

put to the test, as for its quality, or give experimental use to

a test of the performance of some new product under the conditions in which it will be used

(computer science) a first test of an experimental product (such as computer software) carried out by the developer

(computer science) a second test of an experimental product (such as computer software) carried out by an outside organization

a test to insure that a vehicle is roadworthy

a test of public opinion