zalambdodont

from The Century Dictionary.

• Having short molar teeth with one V-shaped ridge; specifically, noting the Zalambdodonta: as, a zalambdodont dentition; a zalambdodont mammal: opposed to dilambdodont.

from the GNU version of the Collaborative International Dictionary of English.

• noun One of the Zalambdodonta. The tenrec, solenodon, and golden moles are examples.
• adjective (Zoöl.) Of or pertaining to a tribe (Zalambdodonta) of Insectivora in which the molar teeth have but one V-shaped ridge.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adjective zoology Having teeth with two ridges that meet at an angle, forming the letter lambda.
• noun A creature with teeth of this kind.