LATIN DICTIONARYLexicon Latīnum
adverb

dēsuper

dēsuper (not comparable)
Classical[ˈdeː.sʊ.pɛr]Ecclesiastical[ˈdɛː.s̬u.per]

Meaning

  1. not comparablefrom above or overhead
    Non facies tibi sculptile, neque omnem similitudinem quae est in caelo desuper, et quae in terra deorsum, nec eorum quae sunt in aquis sub terra.Thou shalt not make unto thee any graven image, or any likeness of any thing that is in heaven above, or that is in the earth beneath, or that is in the water under the earth.c. 347 CE – 420 CE, Hieronymus, Vulgate Exodus.20.4

Latīnē defined in Latin in our graded readers

dē-sŭper,
I. adv., from above, from overhead (repeatedly in the historians and poets; not in Cic.): qui in phalangas insilirent et desuper vulnerarent, Caes. B. G. 1, 52, 5 (a false reading in Caes. B. C. 1, 79, 2; but v. Lachm. ad Lucr. 6, 511; cf. Tac. A. 2, 16): aprum jaculis desuper petit, Suet. Tib. 72; Sen. Ep. 74: desuper atrum nemus imminet, Verg. A. 1, 165; 2, 47; 4, 122 al.: nunc desuper Alpis colles abripimur, Luc. 1, 688 (the construction as just before: feros Libyen; and Verg. E. 1, 65: sitientes ibimus Afros).—
II. Without the idea of motion, above (poet. and late): desuper extentas imposuere togas, Ov. F. 3, 529; Sil. 1, 349; Flor. 3, 2, 6; Just. 21, 6, 6; Vulg. Matt. 21, 7 et saep.

Origins

  1. Proto-Indo-European*de
  2. Proto-Indo-European*déh₁
  3. Proto-Italic*dē
  4. Latindēsuper

Latin dē- Proto-Indo-European *úp Proto-Indo-European *-er Proto-Indo-European *upér Proto-Italic *super Latin super Latin dēsuper From dē- (“from”) + super (“above”).

Quick answers

What does dēsuper mean in Latin?
dēsuper, a adverb, means “from above or overhead”.
How do you pronounce dēsuper?
In classical Latin, [ˈdeː.sʊ.pɛr]; in ecclesiastical (church) Latin, [ˈdɛː.s̬u.per].
Where does dēsuper come from?
Proto-Indo-European *de → Proto-Indo-European *déh₁ → Proto-Italic *dē → Latin dēsuper.