1. Evident; observable: noticeable changes in temperature.
2. Worthy of notice; significant: a noticeable change in the composer's style.
Synonyms: noticeable, marked, conspicuous, prominent, salient, striking
These adjectives mean tending to attract notice. Noticeable refers to something that can be readily noticed or observed: The player's great height provided a very noticeable advantage on the basketball court. What is marked is emphatically evident: a marked limp; a marked success. Conspicuous applies to what is immediately apparent and noteworthy: a shirt with a conspicuous stain; a leader occupying a conspicuous place in the nation's history. Prominent connotes a standing out, especially from others of a kind: a prominent landmark; prominent moments in her career. What is salient is so prominent and consequential that it seems to leap out and claim the attention: His most salient feature is his irrepressible sense of humor. Striking describes something that seizes the attention and produces a vivid impression on the sight or the mind: The child bears a striking resemblance to his uncle. See Also Synonyms at perceptible.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.