LATIN DICTIONARYLexicon Latīnum
adjectivefirst/second-declension adjective

sternocleidomastoideus

sternocleidomastoideus (feminine sternocleidomastoidea, neuter sternocleidomastoideum)
Classical[stɛr.nɔ.kɫɛj.dɔ.mas.toˈiː.de.ʊs]Ecclesiastical[ster.no.klej.do.mas.toˈiː.de.us]

Meaning

  1. New Latinadjectivesternocleidomastoid
    mūsculus sternocleidomastoīdeussternocleidomastoid muscle

Declension

singular
formmasculinefeminineneuter
nominativesternocleidomastoīdeussternocleidomastoīdeasternocleidomastoīdeum
genitivesternocleidomastoīdeīsternocleidomastoīdeaesternocleidomastoīdeī
dativesternocleidomastoīdeōsternocleidomastoīdeaesternocleidomastoīdeō
accusativesternocleidomastoīdeumsternocleidomastoīdeamsternocleidomastoīdeum
ablativesternocleidomastoīdeōsternocleidomastoīdeāsternocleidomastoīdeō
vocativesternocleidomastoīdeesternocleidomastoīdeasternocleidomastoīdeum
plural
formmasculinefeminineneuter
nominativesternocleidomastoīdeīsternocleidomastoīdeaesternocleidomastoīdea
genitivesternocleidomastoīdeōrumsternocleidomastoīdeārumsternocleidomastoīdeōrum
dativesternocleidomastoīdeīssternocleidomastoīdeīssternocleidomastoīdeīs
accusativesternocleidomastoīdeōssternocleidomastoīdeāssternocleidomastoīdea
ablativesternocleidomastoīdeīssternocleidomastoīdeīssternocleidomastoīdeīs
vocativesternocleidomastoīdeīsternocleidomastoīdeaesternocleidomastoīdea

Origins

  1. Proto-Indo-European*ster-
  2. Proto-Indo-European*sterh₃-
  3. Latinsternocleidomastoideus

Proto-Indo-European *stér(h₃)-no-mder. Ancient Greek στέρνον (stérnon)bor. Latin sternum Ancient Greek κλείς (kleís) Latin mastoīdēs Latin -eus Latin sternocleidomastoideus From sternum (“the breastbone”) + Ancient Greek κλείς (kleís, “the collarbone”) + Latin mastoīdēs (“like a breast”) + -eus (adjectival suffix). Doublet of sternocleidomastoīdēs.

Descendants
  • Englishsternocleidomastoideus

Quick answers

What does sternocleidomastoideus mean in Latin?
sternocleidomastoideus, a adjective, means “sternocleidomastoid”.
How do you pronounce sternocleidomastoideus?
In classical Latin, [stɛr.nɔ.kɫɛj.dɔ.mas.toˈiː.de.ʊs]; in ecclesiastical (church) Latin, [ster.no.klej.do.mas.toˈiː.de.us].
Where does sternocleidomastoideus come from?
Proto-Indo-European *ster- → Proto-Indo-European *sterh₃- → Latin sternocleidomastoideus.