Definition of "acris" [acris]

• A genus of tree-frogs of the family Hylidæ. (noun)

The Century Dictionary (Public Domain)

• "Fuscini derepente tanta acris caligo et terraemotus, ut multi capite dolerent, plurimus cor moerore et melancholia obrueretur."
• "Their urine is most part pale, and low coloured, urina pauca acris, biliosa (Areteus), not much in quantity; but this, in my judgment, is all out as uncertain as the other, varying so often according to several persons, habits, and other occasions not to be respected in chronic diseases."
• "As my friend Michael Putnam has noted, "Solvitur acris hiems" is Horace I. 4 (the misnumbering can be explained by the fact that I had recently been working with Propertius IV. 2)."