Poseidonia

//ˌpɒˌsaɪˈdəʊ.ni.ə// name

name ·Rare ·Advanced level

Definitions

Proper Noun
  1. 1
    A placename:; Former name of Paestum: a village in Campania, Italy.; Ancient name of Paestum: a former colony in Magna Graecia, in the region of Campania on the Italian Peninsula. historical
  2. 2
    A placename:; Former name of Paestum: a village in Campania, Italy.; Former name of Paestum: an ancient city in Campania, province of Italia, Roman Empire. historical
  3. 3
    A placename:; Ancient name of Basaidu: a village in Dulab, Shahab district, Qeshm, Hormozgan Province, Iran. historical
  4. 4
    A placename:; Ancient name of Basaidu: a village in Dulab, Shahab district, Qeshm, Hormozgan Province, Iran.; A former village in Persia, Macedonia. historical
  5. 5
    A placename:; Synonym of Athens, from the myth The Gift of Athena about the origin of Athens. Greek
Show 4 more definitions
  1. 6
    A placename:; A village and former commune of the island of Syros, Greece.
  2. 7
    A placename:; A harbour in Isthmus of Corinth, Greece, on the western end of the Corinth Canal.
  3. 8
    Alternative form of Posidonia, a genus of seagrass alt-of, alternative
  4. 9
    An Ancient Greek festival celebrating Poseidon. historical

Etymology

From Latin Poseidonia, from Ancient Greek Ποσειδωνία (Poseidōnía); or directly from Greek Ποσειδωνία (Poseidonía). From Ποσειδῶν (Poseidôn) + -ία (-ía). Equivalent to Poseidon + -ia.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.