View source for Quasi-biennial oscillation



{{TermHeader}}
{{TermSearch}}

<div class="termentry">
  <div class="term">
== quasi-biennial oscillation ==
  </div>

<div class="definition"><div class="short_definition">An [[oscillation]] in the [[zonal]] winds of the equatorial [[stratosphere]] having  a [[period]] that fluctuates between about 24 and 30 months.</div><br/> <div class="paragraph">This oscillation is a manifestation of a downward propagation of winds with alternating sign.  This phenomenon is sometimes referred to as the stratospheric quasi-biennial oscillation to distinguish  it from other atmospheric features that also have spectral peaks near two years.</div><br/> </div>
</div>

{{TermIndex}}
{{TermFooter}}

[[Category:Terms_Q]]