Obtuse

Pronunciation key ( əb-ts′ ) ( əb-tūs′ )

ob•tuse

adj.

Obtuse leaf

[L. obtusus blunted, dull pp. of obtundere see OBTUND].

1. not sharp or pointed; blunt.
2. with an angle of greater than 90 degree.
3. slow to understand or perceive; insensitivity.
4. failing to produce a sharp impression; not acute; dull such as pain.

Syn. see dull.

Obtuse leaf tip

References

Webster's New World Dictionary of the American Language (College Edition) ©1955

Firefly Encyclopedia of Trees, Edited by Steve Cafferty M.Sc. ©2005

Zoology Quest: Chart of Leaf Tips