ca. abbreviation for circa [Latin: about]Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ca.
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cal·ci·um (k?l?s?-?m)n. Symbol Ca A silvery, moderately hard alkaline-earth metal that constitutes approximately 3.6 percent of the earth’s crust and is a basic component of most animals and plants. It occurs naturally in limestone, gypsum, and fluorite, and its compounds are used to make plaster, quicklime, Portland cement, and metallurgic and electronic materials. Atomic number 20; atomic weight 40.08; melting point 842°C; boiling point 1,484°C; specific gravity 1.54; valence 2. See Periodic Table.[Latin calx, calc-, lime; see calx + -ium.]American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.calcium (?kæls??m) n (Elements & Compounds) a malleable silvery-white metallic element of the alkaline earth group; the fifth most abundant element in the earth’s crust (3.6 per cent), occurring esp as forms of calcium carbonate. It is an essential constituent of bones and teeth and is used as a deoxidizer in steel. Symbol: Ca; atomic no: 20; atomic wt: 40.078; valency: 2; relative density: 1.55; melting pt: 842±2°C; boiling pt: 1494°C[C19: from New Latin, from Latin calx lime]Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014cal?ci?um (?kæl si ?m) n. a silver-white divalent metal, combined in limestone, chalk, etc., occurring also in animals in bone, shell, etc. Symbol: Ca; at. wt.: 40.08; at. no.: 20; sp. gr.: 1.55 at 20°C. [1808;
ca-
CaThe symbol for calcium.CAabbr.1. California2. Central America3. chartered accountant4. chief accountant5. chronological age6. current accountcaabbr. circaAmerican Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.ca the internet domain name for (Computer Science) Canada Ca the chemical symbol for (Elements & Compounds) calcium CA abbreviation for 1. (Placename) California 2. (Placename) Central America 3. (Accounting & Book-keeping) chartered accountant 4. (Accounting & Book-keeping) chief accountant 5. (Government, Politics & Diplomacy) consular agent 6. (Commerce) (in Britain) Consumers’ Association Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014ca’ (k?, k?) v.t., v.i. Scot. to call. [variant of call] CA California. Ca Chem. Symbol. calcium. ca- var. of ker-. ca or ca., (with a year) about: ca 476 b.c. [
ca’
CaThe symbol for calcium.CAabbr.1. California2. Central America3. chartered accountant4. chief accountant5. chronological age6. current accountcaabbr. circaAmerican Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.ca the internet domain name for (Computer Science) Canada Ca the chemical symbol for (Elements & Compounds) calcium CA abbreviation for 1. (Placename) California 2. (Placename) Central America 3. (Accounting & Book-keeping) chartered accountant 4. (Accounting & Book-keeping) chief accountant 5. (Government, Politics & Diplomacy) consular agent 6. (Commerce) (in Britain) Consumers’ Association Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014ca’ (k?, k?) v.t., v.i. Scot. to call. [variant of call] CA California. Ca Chem. Symbol. calcium. ca- var. of ker-. ca or ca., (with a year) about: ca 476 b.c. [
ca
CaThe symbol for calcium.CAabbr.1. California2. Central America3. chartered accountant4. chief accountant5. chronological age6. current accountcaabbr. circaAmerican Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.ca the internet domain name for (Computer Science) Canada Ca the chemical symbol for (Elements & Compounds) calcium CA abbreviation for 1. (Placename) California 2. (Placename) Central America 3. (Accounting & Book-keeping) chartered accountant 4. (Accounting & Book-keeping) chief accountant 5. (Government, Politics & Diplomacy) consular agent 6. (Commerce) (in Britain) Consumers’ Association Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014ca’ (k?, k?) v.t., v.i. Scot. to call. [variant of call] CA California. Ca Chem. Symbol. calcium. ca- var. of ker-. ca or ca., (with a year) about: ca 476 b.c. [
&ca.
et cet·er·a (?t s?t??r-?, s?t?r?) Abbr. etc. And other unspecified things of the same class; and so forth.[Latin : et, and + c?tera, the rest, neuter pl. of c?terus; see ko- in Indo-European roots.]American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.et cetera (?t ?s?tr?) or etcetera1. and the rest; and others; and so forth: used at the end of a list to indicate that other items of the same class or type should be considered or included2. or the like; or something else similar Abbreviation: etc. or &c [from Latin, from et and + cetera the other (things)]Usage: It is unnecessary to use and before etc as etc (et cetera) already means and other things. The repetition of etc, as in he brought paper, ink, notebooks, etc, etc, is avoided except in informal contextsCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014et cet?er?a (?t ?s?t ?r ?, ?s? tr?) adv. and others; and so forth; and so on (used to indicate that more of the same sort or class have been omitted for brevity). Abbr.: etc. [1100?50; late Old English
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et cet·er·a (?t s?t??r-?, s?t?r?) Abbr. etc. And other unspecified things of the same class; and so forth.[Latin : et, and + c?tera, the rest, neuter pl. of c?terus; see ko- in Indo-European roots.]American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.et cetera (?t ?s?tr?) or etcetera1. and the rest; and others; and so forth: used at the end of a list to indicate that other items of the same class or type should be considered or included2. or the like; or something else similar Abbreviation: etc. or &c [from Latin, from et and + cetera the other (things)]Usage: It is unnecessary to use and before etc as etc (et cetera) already means and other things. The repetition of etc, as in he brought paper, ink, notebooks, etc, etc, is avoided except in informal contextsCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014et cet?er?a (?t ?s?t ?r ?, ?s? tr?) adv. and others; and so forth; and so on (used to indicate that more of the same sort or class have been omitted for brevity). Abbr.: etc. [1100?50; late Old English