From the Latin word decem, "ten," because this had been the tenth month of the early Roman calendar.
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Strong and tight; sound; firm; as, a stanch ship.
An instrument that measures direct solar radiation.
Grayish or bluish layer of clouds that can obscure the Sun.
The study of natural periodic events in the life-cycle of plants (and animals).
A quick, rolling movement; a gallop. To boil with a continued bubbling or heaving and rolling, with noise.
Fear of spiders
Dark, shapeless cloud layer containing rain, snow, and ice pellets.