Ca

¹ American  

Symbol, Chemistry.

1. calcium.

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CA ² American  

abbreviation

1. California (approved especially for use with zip code).

2. chronological age.

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ca' ³ American  

[kah, kaw] / kɑ, kɔ /

verb (used with or without object)

Scot.

1. to call, as to call an animal toward one; urge forward by calling.

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ca- ⁴ American  

1. variant of ker-.

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ca. ⁵ American  

abbreviation

1. cathode.

2. centiare.

3. Also ca (with a year) about.

   ca. 476 b.c.

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C/A ⁶ American  

Or c/a

1. capital account.

2. cash account.

3. credit account.

4. current account.

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C.A. ⁷ American  

abbreviation

1. Central America.

2. chartered accountant.

3. Accounting. chief accountant.

4. Coast Artillery.

5. commercial agent.

6. consular agent.

7. controller of accounts.

8. current assets.

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CA ¹ British  

abbreviation

1. California

2. Central America

3. chartered accountant

4. chief accountant

5. consular agent

6. (in Britain) Consumers' Association

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C/A ² British  

abbreviation

1. capital account

2. credit account

3. current account

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Ca ³ British  

symbol

1. calcium

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ca ⁴ British  

abbreviation

1. Canada

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ca. ⁵ British  

abbreviation

1. circa

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Etymology

Origin of ca'³

Variant of call

Origin of ca.⁵

ca. ( def. 3 ) < Latin circā

Example Sentences

“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

Another favorite is the Whole Fish Cha Ca, where the wine’s dry citrus profile enhances the flavors in the marinade, bringing out the best in both the dish and the wine.

From Salon • Dec. 1, 2024

Moody's slashed its credit ratings for the company by three notches to Ca from Caa1 on Thursday due to worries it could be on the brink of default.

From Reuters • Sep. 1, 2023

Ar 39.9 K 39.15 Ca 40.1 Sc 44.1 Ti 48.1 V 51.2 Cr 52.0 Mn 55.0 Fe 55.9, Ni 58.7, Co 59.0 ..

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" by Various