derived from experiment and observation rather than theory; "an empirical basis for an ethical theory"; "empirical laws"; "empirical data"; "an empirical treatment of a disease about which little is known"
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"
the act of testing something; "in the experimental trials the amount of carbon was measured separately"; "he called each flip of the coin a new trial"
the act of undergoing testing; "he survived the great test of battle"; "candidates must compete in a trial of skill"
any standardized procedure for measuring sensitivity or memory or intelligence or aptitude or personality etc; "the test was standardized on a large sample of students"
a hard outer covering as of some amoebas and sea urchins
undergo a test; "She doesn't test well"
determine the presence or properties of (a substance)
achieve a certain score or rating on a test; "She tested high on the LSAT and was admitted to all the good law schools"
put to the test, as for its quality, or give experimental use to; "This approach has been tried with good results"; "Test this recipe"
show a certain characteristic when tested; "He tested positive for HIV"