Definition of "benign prostatic hyperplasia" []

• A nonmalignant enlargement of the prostate gland commonly occurring in men after the age of 50, and sometimes leading to compression of the urethra and obstruction of the flow of urine. (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.