Word Study
retuse
CIDE DICTIONARY
retuse, a. [L. retusus, p. p. : cf. F. rétus. See Retund.].
Having the end rounded and slightly indented; as, a retuse leaf. [1913 Webster]
OXFORD DICTIONARY
retuse, adj. esp. Bot. having a broad end with a central depression.
Etymology
L retundere retus- (as RE-, tundere beat)
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