test1
  
  n.
    - a procedure intended to establish the quality, performance, or reliability of something. ▸a short examination of a person's skill or knowledge. ▸a difficult situation revealing the strength or quality of someone or something. ▸an examination of part of the body or a body fluid for medical purposes. ▸Chemistry  a procedure employed to identify a substance or to reveal the presence or absence of a constituent within a substance. 
- a means of testing something.
- 
(Test)
 short for Test match.
- Metallurgy  a movable hearth in a reverberating furnace, used for separating gold or silver from lead.
v.
 subject to a test. 
▸produce a specified result in a medical test.
 ▸Chemistry  examine by means of a reagent.
 ▸touch or taste before proceeding further.
Phrase
  
    
      - test the water
 ascertain feelings or opinions before proceeding further.
 
  Derivative
  
    - testability n.
- testable adj.
- testee n.
 
  Etymology
  ME (denoting a cupel used to treat gold or silver alloys or ore): via OFr. from L. testu, testum ‘earthen pot’, var. of testa ‘jug, shell’; cf. test2.
 
  
    
test2
  
  n.
 Zoology  the shell or integument of some invertebrates and protozoans.
Etymology
  C19: from L. testa ‘tile, jug, shell’; cf. test1.