American Heritage® Dictionary of the English Language, Fourth Edition
- n. A dense, white, fluffy, flat-based cloud with a multiple rounded top and a well-defined outline, usually formed by the ascent of thermally unstable air masses.
- n. A pile, mound, or heap.
Century Dictionary and Cyclopedia
- n. The kind of cloud which appears in the form of rounded heaps or hills, snowy-white at top with a darker horizontal base, characteristic of mild, calm weather, especially in summer; the summer-day cloud. See cut under cloud, 1.
- n. In anatomy, a heap of cells surrounding a ripe ovum in the Graafian follicle, and constituting the discus proligerus.
- n. A large white puffy cloud that develops through convection. On a hot, humid day, they can form towers and even become cumulonimbus clouds.
- n. A mound or heap.
GNU Webster's 1913
- n. (Meteor.) One of the four principal forms of clouds. Seecloud.
- n. a collection of objects laid on top of each other
- n. a globular cloud
- Latin, heap; see keuə- in Indo-European roots. (American Heritage® Dictionary of the English Language, Fourth Edition)
“The word cumulus has a root similar to accumulate and means “piled up.””
“The first stage of air mass thunderstorm development is called the cumulus stage (Figure 3).”
“This works to loosen a gel-like coating and sticky layer of cells known as the cumulus corona.”
“Go out and explain me one of those great wads of wool called cumulus or cumulonimbus.”
“The ships are given the names of clouds, such as "cumulus" and "mares tails" which the protagonist of the story, Master Tem, has an ability to predict their patterns and severity in order to warn the townspeople of possible floods and other storms brought on by them.”
“Jonker said it was unclear, for example, whether there would be more or fewer low clouds, such as cumulus clouds, in warmer conditions, which would affect the rate of global warming because of their role in reflecting sunlight away from the earth.”
“The researchers focused their lab studies on the lower 'fair-weather' clouds such as cumulus, which reflect sunlight away from the earth and therefore have a cooling effect.”
“When lower and in heavy roundish masses it's called alto-cumulus, which is the fifth on the list, and when it is lower still and looks like a lot of great blue-gray footballs wedged closely together it is known as strato-cumulus. ”
“cumulus" cloud; and in a few seconds afterwards, huge fragments of the wreck showered down, far and wide, upon the river and the adjacent shore.”
“A young, crisp cumulus can develop a "pileus"—a delicate, evanescent cloud-cap, which Mr. Pretor- Pinney disconcertingly likens to Donald Trump's comb-over.”
These user-created lists contain the word ‘cumulus’.
We owe our current names for clouds to Luke Howard. Wikipedia tells us that "Howard was not the first to attempt a classification of clouds—Jean-Baptiste Lamarck (1744–1829) had earlier proposed a ...
My big word list.
Words from the works of Peter Reading - at least one from each (except the Schwitters-esque erosions, cut-ups etc).
to make bigger
Words that have only one of the vowels. On this list I include only words with at least three vowels. When I first started the list, if a word had several forms, I generally listed only the one wit...
A noun meaning a heap or pile
Looking for tweets for cumulus.