LATIN DICTIONARYLexicon Latīnum
verbfirst conjugation

spiō1

*spiō (present infinitive *spiāre, perfect active *spiāvī, supine *spiātum)

Meaning

  1. Proto Italo Western Romancereconstructionspy, espy

Origins

Proto-Indo-European *speḱ-der. Proto-Germanic *spehōną Frankish *spehōnbor. Latin *spiō Borrowed from Frankish *spehōn (“to spy, watch”).

Elsewhere
  • Frenchépierfrom Old French espier
  • Englishaspyfrom Old French espier
  • Englishespyfrom Old French espier
  • Englishspyfrom Old French espier
  • Italianspiare
  • Romanianspiona
  • Sardinianispiare
  • Franco-Provençalapinchî
  • Franco-Provençalepetzi
  • Angevinéchaupierfrom Old French espier
Ibero-Romance
  • Portugueseespiarfrom Old Galician-Portuguese espiar
  • Spanishespiar
  • Aragoneseespiar
  • Asturianespiar
  • Leoneseachisbare
  • Galicianespiarfrom Old Galician-Portuguese espiar
noun · masculinethird declension
Spiō2
Spiō m or f (genitive Spiōnis)
Classical[ˈspi.oː]Ecclesiastical[ˈspiː.o]

Meaning

  1. Any worm of the genus Spio.
    Appendices in ceteris segmentis ut in genere Spionis.Appendices in other segments as in the genus Spio.1843, Anders Sandøe Ørsted, Annulatorum danicorum conspectus, page 38:

Declension

declension
formsingularplural
nominativeSpiōSpiōnēs
genitiveSpiōnisSpiōnum
dativeSpiōnīSpiōnibus
accusativeSpiōnemSpiōnēs
ablativeSpiōneSpiōnibus
vocativeSpiōSpiōnēs

Spīo, ūs, f., = Σπειώ,
I. a sea - nymph, daughter of Nereus and Doris, Verg. G. 4, 338; id. A. 5, 826.

Origins

Proto-Indo-European *speḱ-der. Proto-Germanic *spehōną Frankish *spehōnbor. Vulgar Latin *spiōbor. Translingual Spiobor. Latin Spiō Borrowed from Translingual Spio.

Quick answers

What does spiō mean in Latin?
spiō, a verb, means “spy, espy”.
What are the principal parts of spiō?
spiō, *spiāre, *spiāvī, *spiātum (first conjugation).