Definition of "fibrosis" []

• The formation of excessive fibrous tissue, as in a reparative or reactive process. (noun)

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.

• "In addition, a board-certified pediatric pulmonologist with specialized training in cystic fibrosis is available 24 hours a day."
• "A decline in the observed incidence of cystic fibrosis is due to prenatal testing."
• "Cystic fibrosis is one of the most common monogenic disease and was chosen for gene-targeting studies by Smithies and his co-workers [53, 54]."