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Biennial:
Occurring every two years. The Legislature meets biennially. NOTE: Biannual means "occurring twice a year."
www.leg.state.or.us/glossary.html
Plant that completes its life cycle in two years and generally flowers in the second year
naturesnaturals.co.uk/Botanicals+Glossary
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∙ 16y ago
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∙ 15y agoWiki User
∙ 12y agoBiennial means every other year. Bi-annual has been used for every two year but technically is the same as Semi-annual meaning twice per year.
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∙ 13y ago"Quinquennial" means occurring every five years, OR lasting for five years.
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∙ 16y agoTriennial, from latin "triennium"
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∙ 11y agoThe adjective is quadrennial.
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∙ 14y agoOctennial
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∙ 15y agobiannual
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∙ 14y agoBi-yearly
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tercentennial
What is the word for happens by itself?
The term for something that happens by itself is "spontaneous."
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bidecadal
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pressure
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Phenomenon
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The amount of times something happens within a certain period of time. In Herz, and while talking about sound, this would be the amount of waves every second.
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X chromosome inactivation happens in female mammals.
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Leap year
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it is a a centry
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...an effect. Hence the term "cause and effect."
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scientific law
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The term "blue moon" is used when something very rare happens, the most common usage of this term is "Once in a blue moon".
