Making or marked by no noise. See Synonyms at still1.(adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "noiseless" in a sentence
"To and fro she went, in noiseless ministry, as the long, dreadful days wore away, with a quiet smile on her lips, and in her dark, sorrowful eyes the rapt look of a pictured saint in some dim cathedral niche."
"Her dress was of a soft kind of serge, which fell around her or swept across the rooms in noiseless yielding folds."
"All the other extenders are noiseless, which is a big deal for some people. because they do PHP5, MySQL5, PostgreSQL 8, cPanel, Ruby on Rails, and SSH / Shell."