spiritus asper

Calque of Latin spīritus asper, from Ancient Greek δασὺ πνεῦμα (dasù pneûma).

spiritus asper (plural spiritus aspers)

1. (orthography) Synonym of rough breathing.
   • 1836 May, “System of Orthography for Chinese words”, in The Chinese Repository‎^[1], volume V, number I, page 27:

     h, as an aspirate, is very frequent in Chinese ; it is generally a stronger aspirate than in English : in the dialects of the south it is often changed into f, in the north into s, or sh. To mark an aspirate after a consonant, we use the Greek spiritus asper in preference to h.

Calque of Ancient Greek δασὺ πνεῦμα (dasù pneûma).

• (Classical Latin) IPA^(key): [ˈspiː.rɪ.tʊs ˈas.pɛr]
• (modern Italianate Ecclesiastical) IPA^(key): [ˈspiː.ri.t̪us ˈas.per]

spīritus asper m (genitive spīritūs asperī); fourth declension

1. rough breathing

   Coordinate term: spīritus lēnis

Fourth-declension noun with a second-declension adjective (nominative masculine singular in -er).