Definition of "carinate" []

• Shaped like or having a carina or keel; ridged. (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.

• "In my mind, "carinate" means that there is a distinct thickening of the shell carbonate along the perifery, not just a sharp change in curvature angular."
• "More or less everything we currently know about this snail is in Anderson & Smith A redescription of the carinate pillsnail, Euchemotrema hubrichti (Pilsbry, 1940) (Pulmonata:Polygyridae), with notes on habitat and genetics."
• "They showed that the long-snouted species M. superciliosus and M. leedsi had rather straight, robust, blunt-tipped teeth that belonged to the ‘crunch’ feeding guild, while broad-skulled species like M. cultridens had slender, slightly compressed, carinate teeth (carinae = cutting edges) that belonged to the ‘pierce’ guild."