(meteorology) A long, weak migratory low-pressure trough occurring in the tropics.
easterly wave
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(′ēs·tər·lē ′wāv)
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| Geography Dictionary: easterly waves |
In tropical areas, weak troughs of low pressure, linked with cloud systems.
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 | positive axis |
| Tropical wave |
| 1898 Windward Islands hurricane |
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 | Describe three weather conditions during the passage of an easterly wave? |
| True or false Easterly waves are usually associated with polar highs? |
| Which wind belts effects the movement of easterly waves? |
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 | Sci-Tech Dictionary. McGraw-Hill Dictionary of Scientific and Technical Terms. Copyright © 2003, 1994, 1989, 1984, 1978, 1976, 1974 by McGraw-Hill Companies, Inc. All rights reserved. Read more |
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| Geography Dictionary. A Dictionary of Geography. Copyright © Susan Mayhew 1992, 1997, 2004. All rights reserved. Read more |
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