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retuse

[ ri-toos, -tyoos ]

adjective

  1. having an obtuse or rounded apex with a shallow notch, as leaves.


retuse

/ rɪˈtjuːs /

adjective

  1. botany having a rounded apex and a central depression

    retuse leaves

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Word History and Origins

Origin of retuse1

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
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Word History and Origins

Origin of retuse1

C18: from Latin retundere to make blunt, from re- + tundere to pound
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Example Sentences

Leaves succubous, subconcave or flat, the apex rounded, rarely retuse or bidentate; underleaves none (in our species).

Leaves succubous, ovate-oblong, entire or slightly retuse; underleaves none.

Retuse, with rounded summit slightly indented, forming a very shallow notch, as in Fig. 137.

Retuse: ending in an obtuse sinus or broad, shallow notch, terminated by an obtuse hollow.

They are entire, with an emarginate or even retuse apex and an unequal base, and texture coriaceous.

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