Webster's Revised Unabridged Dictionary · 1913

Oxytone

Oxytone , adjective

[Greek {not transcribed}; 'oxy`s sharp + {not transcribed} tone.]

(Greek Grammar) Having an acute sound; (Greek Grammar), having an acute accent on the last syllable.

Oxytone , noun

1.
An acute sound.
2.
(Greek Grammar) A word having the acute accent on the last syllable.