WordWeb Online

1. Capable or worthy of being perceived
   "noticeable shadows under her eyes"; "noticeable for its vivid historical background"; "a noticeable lack of friendliness"
    
2. Capable of being detected
   "after a noticeable pause the lecturer continued"
   - detectable
    
3. Undesirably noticeable
   "the noticeable behaviour of a spoiled child"
   - obtrusive
    
4. Readily noticed
   "a noticeable resemblance"

See also: broad, detectable, discernible, evident, marked, noted, notice, noticeability, noticeableness, noticeably, observable, obviousness, patency, perceptible, pronounced, strong

Antonym: unnoticeable

Encyclopedia: Noticeable