(Greek mythology) the son of King Priam and Queen Hecuba of Troy, the twin brother of the prophetess Cassandra.

(organic chemistry) A highly toxic sesquiterpene lactone found in Arnica montana and Arnica chamissonis subsp. foliosa.

plural of helenium

One of 64 parishes in Louisiana, United States, the equivalent of a county in other US states.. Parish seat: Greensburg.

A city, the county seat of Phillips County, Arkansas, United States. It was created in 2006 with the merger of Helena and West Helena.

A city, the county seat of Telfair County, Georgia, United States. Two separate cities, McRae and Helena, were merged in 2015.

A greenish artificial gem, made by melting and vitrifying volcanic ash from the 1980 eruption of Mount Saint Helens.

A town in Argyll and Bute council area, Scotland (OS grid ref NS2982). / A small town in New South Wales, Australia. / A suburb of Dunedin, New Zealand.

A town north-west of Auckland, New Zealand.

A surname.