Definition of "valvular" []

• Relating to, having, or operating by means of valves or valvelike parts. (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.

• "Then the valves, which are made up of folds of membrane, lose their suppleness, and what is called valvular disease is permanently established."
• "a kind of valvular opening into it, of such a nature that everything that passes along it having reached the blind or closed end, must return in order to escape; or rather the office of the cæcum is to permit certain alimentary matters and all fluids to pass from the ileum, but to oppose their return."
• "At the time we were doing only valvular surgery but I am sure they have evolved into coronary bypass surgery by now."