1. Assign a label to; designate with a label
   "The scientist labeled each test tube carefully"; "She labeled the boxes before storing them"
    
2. Attach a tag or label to
   "label these bottles";
   - tag, mark
    
3. Officially declare a judgment on someone
   "They labelled him unfit to work here";
   - pronounce, judge
    
4. Distinguish (as a compound or molecule) by introducing a labelled atom
   "The scientists labelled the protein to observe its interactions"
    
5. Distinguish (an element or atom) by using a radioactive isotope or an isotope of unusual mass for tracing through chemical reactions
   "They labelled the carbon atoms to track their movement through the metabolic process"

1. An identifying or descriptive marker that is attached to an object
   "She carefully read the label on the medicine bottle"
    
2. A brief description given for purposes of identification
   "the label modern is applied to many different kinds of architecture"
    
3. Trade name of a company that produces musical recordings
   "the artists and repertoire department of a recording label is responsible for finding new talent";
   - recording label
    
4. A radioactive isotope that is used in a compound in order to trace the mechanism of a chemical reaction
   "The researchers used a radioactive label to track the movement of the drug through the body"

Derived forms: labels, labeling, labelled, labelling

See also: mark down, mark up

Type of: adjudge, attach, brand, brand name, declare, denominate, description, designate, differentiate, distinguish, hold, mark, marker, marking, marque, radioisotope, radionuclide, secern [rare], separate, severalise [Brit, rare], severalize [rare], tell apart, trade name

Encyclopedia: Label