1. The state of having in fact existed in the past 
2. Significance owing to its history

Derived forms: historicalnesses

See also: historical

Type of: reality, significance

• genus Otis
• genus Otus
• genus Ouranopithecus
• genus Ovalipes
• genus Ovibos
• genus Ovis
• genus Oxalis
• genus Oxandra
• genus Oxybelis
• genus Oxydendrum
• genus Oxylebius
• genus Oxytropis
• genus Oxyura
• genus Oxyuranus
• genus Ozonium
• genus Ozothamnus
• genus Pachycephala
• genus Pachyrhizus
• genus Pachysandra
• genus Packera
• genus Padda
• genus Paeonia
• genus Pagellus
• genus Pagophila
• genus Pagophilus