Submitted names are contributed by users of this website. The accuracy of these name definitions cannot be guaranteed.
OʻAHU (Island) Hawaiian
Meaning unknown. Legend says that a Polynesian navigator who discovered the Hawaiian islands named it after his daughter. This is the third largest and most populated island in Hawaii
. The state capital Honolulu
is located on this island.
OAKLAND (Settlement) English
This is name of places in the United States and Canada (including the one in California).... [more]
OBAN (Settlement) Scottish
An t-Òban in Scottish Gaelic meaning ''The Little Bay''.
OCEANIA (Region) English
A geographic region in the southern hemisphere consisting of several nations, including Australia
and New Zealand
. The name is ultimately derived from Greek ὠκεανός (ōkeanós
ODENSE (Settlement) Danish
From Old Norse Óðinn's vé
meaning "Odin's sanctuary". This is the 3rd largest city in Denmark and the birthplace of Hans Christian Andersen (1805-1875), the author of fairy tales such as 'The Little Mermaid' (1837), and 'The Snow Queen' (1844).
OHIO (Political Subdivision) English (American)
Name of a state in the United States, originally used of the river, from Seneca ohi:yo
OKLAHOMA (Political Subdivision) English (American)
Name of a state in the United States, from Choctaw okla
"people" "tribe" "nation" + homma
OMAN (Country) English, Croatian
The name of the Country in the Middle East. Oman, a nation on the Arabian Peninsula, has terrain encompassing desert, riverbed oases and long coastlines on the Persian (Arabian) Gulf, Arabian Sea and Gulf of Oman... [more]
ØPPLAND (Political Subdivision) Norwegian
From the Old Norse upp
meaning "up, upper" and lǫnd
meaning "lands." The inner regions of Norway were called Upplǫnd
in Norse times.... [more]
ORAN (Settlement) English
Derived from Berber hr
meaning "lion", believed to be bestowed to the city when lions were spotted in 900 BC. Oran is a port city in northwest Algeria
and the second largest city after Algiers
ORCADIA (Island) Medieval, Ancient Celtic (Latinized)
A medieval name for the Orkney Islands, the famous archipelago of the northwest coast of Scotland. It comes from the Roman name Orcades
which was probably derived from Celtic *forko
- "young pig"... [more]
ÖREBRO (Settlement) Swedish
Combination of Swedish ör
, an archaic word meaning "gravel", and bro
"bridge. ... [more]
OREGON (Political Subdivision) English (American)
Name of a state in the United States, from the name of a large river in the west of North America, possibly from Algonquin wauregan
ORLANDO (Political Subdivision) English
Name of a city in Florida
, named in honor of Orlando Reeves who died in 1835 during a supposed attack by Seminoles in the Second Seminole War.
OSLO (Settlement) Norwegian
Meaning uncertain. It was originally the name of a farm in Bjørvika, a neighborhood in present-day Oslo.
ØSTFOLD (Political Subdivision) Norwegian
From the old name of the Olsofjord fold
and the Norwegian word øst
. The name means, "the region east of the fold."... [more]
OULU (Settlement) Finnish
From the name of the Oulu River (Finnish: Oulujoki). Oulu is probably taken directly from the Finnish dialectal word oulu
meaning "flood water". Oulu is a city in Northern Finland.