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Estrone, also known as estra-1,3,5(10)-trien-3-ol-17-one, is a naturally occurring estrane steroid with double bonds at the C1, C3, and C5 positions, a hydroxyl group at the C3 position, and a ketone group at the C17 position. The name estrone was derived from the chemical terms estrin (estra-1,3,5(10)-triene) and ketone.
The first to use this Italian word was William Shakespeare in Macbeth. Shakespeare introduced a lot of Italian or Latin words into the English language. Assassin and assassination derive from the word hashshashin (Arabic: حشّاشين, ħashshāshīyīn, also hashishin, hashashiyyin, means Assassins), and shares its etymological roots with ...
Often, for example in tapestries, the modello is a design at a considerably reduced scale by the main artist, which is then (after approval by the patron) worked up into a full scale cartoon by the artist or others – probably his assistants; the Raphael Cartoons are much the most famous of the few surviving examples. The weavers then worked ...
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Estrone is a naturally occurring and bioidentical estrogen, or an agonist of the estrogen receptor, the biological target of estrogens like endogenous estradiol. [5] It is a relatively weak estrogen, with much lower activity than estradiol. [5] However, estrone is converted in the body into estradiol, which provides most or all of its ...
Sprezzatura ([sprettsaˈtuːra]) is an Italian word that refers to a kind of effortless grace, the art of making something difficult look easy, or maintaining a nonchalant demeanor while performing complex tasks. The term is used in the context of fashion, where classical outfits are purposefully worn in a way that seem a bit off, as if the ...
Italian term Literal translation Definition A cappella: in chapel style: Sung with no (instrumental) accompaniment, has much harmonizing Aria: air: Piece of music, usually for a singer Aria di sorbetto: sorbet air: A short solo performed by a secondary character in the opera Arietta: little air: A short or light aria Arioso: airy A type of solo ...
Giornata is an art term, originating from an Italian word which means "a day's work." The term is used in Buon fresco mural painting and describes how much painting can be done in a single day of work. This amount is based on the artist's past experience of how much they can paint in the many hours available while the plaster remains wet and ...