earnest and conscientious activity intended to do or accomplish something | the act of testing something |
use of physical or mental energy; hard work | any standardized procedure for measuring sensitivity or memory or intelligence or aptitude or personality etc |
a notable achievement | the act of undergoing testing |
a series of actions advancing a principle or tending toward a particular end | a hard outer covering as of some amoebas and sea urchins |
| trying something to find out about it |
| a set of questions or exercises evaluating skill or knowledge |