tropical month

tropical month

The time of 27.321 58 days, on average, taken by the Moon to complete one revolution around the Earth, measured with respect to the vernal equinox.
Collins Dictionary of Astronomy © Market House Books Ltd, 2006
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Tropical Month

 

the period of revolution of the moon around the earth, with respect to the vernal equinox. The tropical month is equal to 27.321582 mean solar days.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.

tropical month

[′träp·ə·kəl ′mənth]
(astronomy)
The average period of the revolution of the moon about the earth with respect to the vernal equinox, a period of 27 days 7 hours 43 minutes 4.7 seconds, or approximately 27⅓ days.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

tropical month

tropical month
The average period of the revolution of the moon about the earth with respect to the vernal equinox, a period of 27 days 7 h 43 min 4.7 s, or approximately 27⅓ days.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved
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References in classic literature ?
In the valley of Typee ice-creams would never be rendered less acceptable by sudden frosts, nor would picnic parties be deferred on account of inauspicious snowstorms: for there day follows day in one unvarying round of summer and sunshine, and the whole year is one long tropical month of June just melting into July.
Weather can be a very decisive factor when stillwater fishing and the weather on the day was a complete contrast to what we enjoyed during the tropical month of April.

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