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The word patina comes from the Italian patina (shallow layer of deposit on a surface), derived from the Latin patĭna (pan, shallow dish). Figuratively, patina can refer to any fading, darkening, or other signs of age, which are felt to be natural or unavoidable (or both).
The Statue of Liberty, showing advanced patination; verdigris is responsible for the statue's iconic green colour.. Verdigris (/ ˈ v ɜːr d ɪ ɡ r iː (s)/) [1] is a common name for any of a variety of somewhat toxic [2] [3] [4] copper salts of acetic acid, which range in colour from green to a bluish-green depending on their chemical composition.
Its name comes from the natural pigments that form a patina on copper, bronze, and brass as it ages. [5] Oneexample is the green patina that formed on the Statue of Liberty in New York Harbor. In the Middle Ages, the patina was made by attaching copper strips to a wooden block with acetic acid, then burying the sealed block in dung. It would be ...
The English word indigo is from Spanish indico and Dutch indigo (from Portuguese endego), from Latin indigo, from Greek ἰνδικόν (indikon): "blue dye from India". Tin (Sn) 50 tin: Anglo-Saxon via Middle English: The word tin is borrowed from a Proto-Indo-European language, and has cognates in several Germanic and Celtic languages. [38]
An etymological dictionary discusses the etymology of the words listed. Often, large dictionaries, such as the Oxford English Dictionary and Webster's, will contain some etymological information, without aspiring to focus on etymology. [1] Etymological dictionaries are the product of research in historical linguistics. For many words in any ...
Unlike wear patina necessary in applications such as copper roofing, outdoor copper, bronze, and brass statues and fittings, chemical patina is considered a lot more uneven and undesirable. [2] Patina is the name given to tarnish on copper-based metals, while toning is a term for the type of tarnish which forms on coins.
Three rounds of elections would follow in 2005: The first to select an interim Iraqi government, the second to approve a constitution and the third to choose a parliamentary-style government with ...
The two words are also written separately, as in the Oxford Dictionary of the Christian Church [2] and in Bishop Peter John Elliott's Liturgical Question Box. [ 3 ] The unhyphenated term, "communion plate", is also used to mean in general eucharistic vessels plated with a precious metal, such as patens, chalices and ciboria .