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Noun: Oligocene  'ó-li-gow`seen or u'li-gu-seen [N. Amer], ó'li-gu-seen [Brit]
  1. From 40 million to 25 million years ago; appearance of sabertoothed cats
    - Oligocene epoch

Type of: epoch

Part of: Tertiary, Tertiary period

Encyclopedia: Oligocene

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olfactory sensation
Olfersia
Olfersia cervina
Olga Korbut
olibanum
oligarch
oligarchic
oligarchical
oligarchy
oligo-
Oligocene
Oligocene epoch
Oligochaeta
oligochaete
oligochaete worm
oligoclase
oligodactyly
oligodendria
oligodendrocyte
oligodendroglia
oligodontia