- having an obtuse or rounded apex with a shallow notch, as leaves.
Origin of retuse
1745–55; < Latin retūsus (past participle of retundere to make blunt), equivalent to re- re- + tud-, variant stem of tundere to beat, strike + -tus past participle suffix, with dt > s
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for retuse
Retuse, blunted; the apex not only obtuse but somewhat indented, 54.
Retuse: ending in an obtuse sinus or broad, shallow notch, terminated by an obtuse hollow.Explanation of Terms Used in Entomology
John. B. Smith
Retuse, with rounded summit slightly indented, forming a very shallow notch, as in Fig. 137.
- botany having a rounded apex and a central depressionretuse leaves
C18: from Latin retundere to make blunt, from re- + tundere to pound