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| | | #REDIRECT [[Trough]] |
| #REDIRECT [[trough]] | |
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| {{TermHeader}}
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| <div class="termentry">
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| <div class="term">
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| == trough ==
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| <div class="definition"><div class="short_definition">In meteorology, an elongated area of relatively low atmospheric [[pressure]]; the opposite of a [[ridge]].</div><br/> <div class="paragraph">The axis of a trough is the [[trough line]]. This term is commonly used to distinguish the previous condition from the [[closed circulation]] of a [[low]] (or [[cyclone]]), but a large-scale trough may include one or more lows, an [[upper-air trough]] may be associated with a lower-level low, and a low may have one or more distinct troughs radiating from it. <br/>''See'' [[front]], [[dynamic trough]], [[easterly wave]], [[equatorial wave]].</div><br/> </div>
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| [[Category:Terms_T]]
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