1. Clearly characterized or delimited
   "lost in a maze of words both defined and undefined"; "each child has clearly defined duties"
    
2. Showing clearly the outline, profile or boundary
   "hills defined against the evening sky";
   - outlined

1. Give a definition for the meaning of a word
   "Define ‘sadness’"
    
2. Determine the essential quality of
   "Scientists worked to define the characteristics of the new element";
   - specify, delineate, delimit, delimitate
    
3. Determine the nature of
   "What defines a good wine?"
    
4. Establish or state a specific value or set of values
   "define the parameters";
   - specify, set, determine, fix, limit
    
5. Show the form or outline of
   "The camera could define the smallest object"; "The tree was clearly defined by the light";
   - delineate

See also: definite, distinct

Type of: ascertain, characterise [Brit], characterize, choose, determine, find, find out, pick out, select, show, take

Antonym: undefined

Encyclopedia: Defined