CCA
, a computing company founded in 1965 and acquired in 2010 by Rocket Software.
Seen in the wild
If an [internal link](https://en.wikipedia.org/w/index.php?title=Special:WhatLinksHere/CCA&namespace=0) incorrectly led you here, you may wish to change the link to point directly to the intended article.
CCA was invented in 1933 by [Indian](https://en.wikipedia.org/wiki/India "India") chemist [Sonti Kamesam](https://en.wikipedia.org/wiki/Sonti_Kamesam "Sonti Kamesam"), and patented in [Britain](https://en.wikipedia.or…
Like its sister method [PCA](https://en.wikipedia.org/wiki/Principal_component_analysis "Principal component analysis"), CCA can be viewed in _population_ form (corresponding to random vectors and their covariance mat…
Definitions
, a computing company founded in 1965 and acquired in 2010 by Rocket Software.
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, former name of Cycling Canada Cyclisme.
"CCA" means , former name of cycling canada cyclisme. It is one of many casual words teens pick up from friends, social media, music or sport, and on its own it carries no particular warning. If you hear your teen use it, it is fair to ask what they mean by it in their friend group, since meanings drift quickly. Asking out of curiosity rather than alarm tends to keep the conversation open and useful.
"CCA" is informal English meaning , former name of cycling canada cyclisme. It is used widely across English varieties. A more formal or neutral equivalent would be something like "" expressed in standard vocabulary. A common mistake is to assume "CCA" can replace its standard equivalent in every register; keep it for spoken or casual situations and use the formal form in writing. If you are a B2 or C1 learner, it is useful to recognise this word when you hear or read it, but think carefully about whether the situation really calls for it before using it yourself.
“If an [internal link](https://en.wikipedia.org/w/index.php?title=Special:WhatLinksHere/CCA&namespace=0) incorrectly led you here, you may wish to change the link to point directly to the intended article.”
“CCA was invented in 1933 by [Indian](https://en.wikipedia.org/wiki/India "India") chemist [Sonti Kamesam](https://en.wikipedia.org/wiki/Sonti_Kamesam "Sonti Kamesam"), and patented in [Britain](https://en.wikipedia.org/wiki/United_Kingdom "United Kingdom") in 1934.”
“Like its sister method [PCA](https://en.wikipedia.org/wiki/Principal_component_analysis "Principal component analysis"), CCA can be viewed in _population_ form (corresponding to random vectors and their covariance matrices) or in _sample_ form (corresponding to datasets and their sample covariance matrices).”
Comments
(military, aviation) : a combat drone wingman.
"CCA" means : a combat drone wingman. It is one of many casual words teens pick up from friends, social media, music or sport, and on its own it carries no particular warning. If you hear your teen use it, it is fair to ask what they mean by it in their friend group, since meanings drift quickly. Asking out of curiosity rather than alarm tends to keep the conversation open and useful.
"CCA" is informal English meaning : a combat drone wingman. It is used widely across English varieties. A more formal or neutral equivalent would be something like ": a combat drone wingman" expressed in standard vocabulary. A common mistake is to assume "CCA" can replace its standard equivalent in every register; keep it for spoken or casual situations and use the formal form in writing. If you are a B2 or C1 learner, it is useful to recognise this word when you hear or read it, but think carefully about whether the situation really calls for it before using it yourself.
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Other words near "CCA" (C)
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