undefined

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

not precisely limited, determined, or distinguished
- an undefined term
- undefined authority
- some undefined sense of excitement
- vague feelings of sadness
- a vague uneasiness
• Syn:
vague
• Ant:
defined
• Similar to:
indefinable, undefinable
• See Also:
indefinite
• Derivationally related forms:
vagueness (for: vague)