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Corona (from the Latin for 'crown') most commonly refers to: Stellar corona, the outer atmosphere of the Sun or another star; Corona (beer), a Mexican beer; Corona, informal term for the coronavirus or disease responsible for the COVID-19 pandemic: SARS-CoV-2, severe acute respiratory syndrome coronavirus 2; COVID-19, coronavirus disease 2019
The spikes are the most distinguishing feature of coronaviruses and are responsible for the corona- or halo-like surface. On average a coronavirus particle has 74 surface spikes. [53] Each spike is about 20 nm long and is composed of a trimer of the S protein. The S protein is in turn composed of an S1 and S2 subunit.
Coronaviruses are known for their shape resembling a stellar corona, such as that of the Sun visible during a total solar eclipse; corona is derived from Latin corōna 'garland, wreath, crown'. [6]
This is a list of Latin words with derivatives in English (and other modern languages). Ancient orthography did not distinguish between i and j or between u and v. [1] Many modern works distinguish u from v but not i from j. In this article, both distinctions are shown as they are helpful when tracing the origin of English words.
Root Meaning in English Origin language Etymology (root origin) English examples cac-, kak-[1]bad: Greek: κακός (kakós), κάκιστος (kákistos): cachexia ...
These punishments usually involve the drinking of beer in unusual, humorous or sometimes degrading ways if the culprit has committed a grave offence. The rest of the attending people are called the 'corona' (Latin for 'circle'). [2] The senior can be aided by the ab actis and the cantor (Latin for 'singer'). Another group of people at a cantus ...
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Novel coronavirus (nCoV) is a provisional name given to coronaviruses of medical significance before a permanent name is decided upon. Although coronaviruses are endemic in humans and infections normally mild, such as the common cold (caused by human coronaviruses in ~15% of cases), cross-species transmission has produced some unusually virulent strains which can cause viral pneumonia and in ...