Ca
calcium.
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Ca
1 AmericanSymbol, Chemistry.
CA
2
American
ca'
3
American
[kah, kaw]
/ kɑ, kɔ /
verb (used with or without object)
Scot.
ca-
4
American
ca.
5
American
abbreviation
-
cathode.
-
centiare.
-
Also ca (with a year) about.
ca. 476 b.c.
C/A
6
American
Or
c/a
-
capital account.
-
cash account.
-
credit account.
-
current account.
C.A.
7
American
abbreviation
-
Central America.
-
Accounting. chief accountant.
-
Coast Artillery.
-
commercial agent.
-
consular agent.
-
controller of accounts.
CA
1
British
abbreviation
-
California
-
Central America
-
chartered accountant
-
chief accountant
-
consular agent
-
(in Britain) Consumers' Association
C/A
2
British
abbreviation
-
capital account
-
credit account
-
current account
Ca
3
British
symbol
ca
4
British
abbreviation
ca.
5
British
abbreviation
Etymology
Origin of ca'3
Variant of call
Origin of ca.5
ca. ( def. 3 ) < Latin circā
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
He recalled when he was 15, growing up in the Vietnamese city of Ca Mau, he overheard his father’s friend ask for a loan to buy a car.
From Los Angeles Times ● Jul. 10, 2026
Cardinal Luis Antonio Tagle presided as papal envoy over a special mass in a church in Ca Mau for Father Francis Xavier Truong Buu Diep, a priest killed while protecting parishioners in 1946.
From Barron's ● Jul. 2, 2026
“The gift return is an informational return because there is a lot of information and no tax being sent to the IRS,” says LSL CPAs, which is headquartered in Irvine, Ca.
From MarketWatch ● Dec. 7, 2025
"Ca va?" says Ahmed, testing out his shaky French, with a grin, as he welcomes us at the entrance of the apartment block, a few weeks later.
From BBC ● Oct. 2, 2025
The lips get swollen and black, and Ca da Mostro does not go too far in his description of what he was told regarding them.
From West African studies by Kingsley, Mary Henrietta
In an April 29 press release, Markon Cooperative, a farm-to-table produce cooperative, noted that cauliflower supplies from the Salinas Valley and Santa Maria, CA, are extremely limited.
From Salon ● May 27, 2026
“If the producers don’t successfully sue to stop the fees, this will certainly add to product inflation for CA consumers,” she said in an email.
From Los Angeles Times ● May 7, 2026
He noted in a recent interview with StatNews published last week that his CA 19-9 levels—a common blood marker of pancreatic cancer—had plunged from north of 8,000 to about 374.
From The Wall Street Journal ● Apr. 19, 2026
The company was founded by Jack Patrick Dorsey and James Morgan McKelvey in February 2009 and is headquartered in Oakland, CA.
From MarketWatch ● Feb. 27, 2026
Then I took the envelope from my dresser, postmarked Oakland, CA.
From "P.S. Be Eleven" by Rita Williams-Garcia
There's been a consultation atween Elder Willison an' John, as to the time o' their visit to Cubby's den, as they ca' it.
From Wilson's Tales of the Borders and of Scotland, Vol. XX by Leighton, Alexander
"Ye got a few nibbles last night from a dangerous bit beastie they ca' anopheles."
From The Coast of Adventure by Bindloss, Harold
"A man's nae great mechanic wha canna ca' thegither four white deals; and they that carry to the grave dinna trouble are by coming back to ask for their fare, as other carriers do."
From Wilson's Tales of the Borders and of Scotland, Vol. XX by Leighton, Alexander
I hardly expec'it the ca' at this time o' the year.
From Betty Grier by Waugh, Joseph Laing
"What wad you ca' it?" replied Cubby, grinnin.
From Wilson's Tales of the Borders and of Scotland, Vol. XX by Leighton, Alexander
She wants me to be indebted to her for my education, for my ca- reer, for my house.
From "The Queen of Water" by Laura Resau
It is the illumination of 85:3 the spiritual understanding which demonstrates the ca- pacity of Soul, not of material sense.
From Science and Health, with Key to the Scriptures by Eddy, Mary Baker
Root grow thou long-er heart be thou strong-er; Let the sun bless me, soft-ly ca- ress me; Let rain-drops pat-ter, wind, my leaves scat-ter.
From The Story Hour by Smith, Nora Archibald
The Wolfe deuoureth and ea- teth of his praie all in feare, and therefore oftentymes he ca- steth his looke, to be safe from perill and daunger.
From A booke called the Foundacion of Rhetorike because all other partes of Rhetorike are grounded thereupon, euery parte sette forthe in an Oracion vpon questions, verie profitable to bee knowen and redde by Rainolde, Richard
The human genome contains ca. 20,000 genes that are used for the construction of proteins.
From Science Daily ● Dec. 8, 2023
Described as “Garcia’s personal briefcase, with handwritten lyrics, drawings, letters, and ephemera, ca. 1977-1979,” the assorted paperwork offers a look at the musician’s daily life on the road.
From Los Angeles Times ● Oct. 7, 2021
In the 5th and 4th century the number of "eligible voters" was perhaps not higher than 10% out of a population of ca. 250,000.
From Economist ● Nov. 27, 2012
Part of the challenge was to create an interactive version of a city--in this case, Yokosuka, Japan, ca. 1986--in which you can knock on virtually every door on every street.
From Time Magazine Archive
He served, with anything convenient, from his fists to a blunderbuss, his fi. fa. and his ca. sa. upon wondering but submissive mankind.
From The Entailed Hat Or, Patty Cannon's Times by Townsend, George Alfred
A friend of Williams, identified only as C.A., recounted that Henley arrived at the Airbnb about 2 a.m. on Jan. 24.
From Los Angeles Times ● Mar. 19, 2025
“We were sitting around after dinner and wrote half the song,” she told the writer C.A.
From New York Times ● Nov. 22, 2024
The practice of sending reporters out as a “one-man band” is not new, but it is more widespread today, said C.A.
From Seattle Times ● Jan. 20, 2022
The gigantic cheese they envisioned required considerable preparation, according to an account written by C.A.
From Washington Post ● Jul. 13, 2019
"The cost of living for working-class families," says Mr. C.A.
From Punch, or the London Charivari, Vol. 159, 1920-09-29 by Various
For Mr. McWilliams, next to nothing is irrelevant to the story of man and money, including the first bicycle craze, ca.
From The Wall Street Journal ● Dec. 12, 2025
They recorded substantially higher levels of pollutants in the kitchen for well over an hour after the food had been cooked despite the cooking process only taking ca.
From Science Daily ● Nov. 26, 2024
But instead of giving her a ticket, he cleaned off her ca, she said.
From Seattle Times ● Mar. 16, 2023
Among his juxtapositions was a 2021 photograph by Carol Antezana, “Las Gringas,” paired with Thomas Eakins’s ca.
From Washington Post ● Nov. 30, 2022
“I — live — at — seven — twenty — eight — Sy — ca — more. I — do.”
From "Maniac Magee" by Jerry Spinelli
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
