C1

British

noun

See also occupation groupings
1. a person whose job is supervisory or clerical, or who works in junior management
2. ( as adjective )
  
  C1 worker

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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The iPhone 17e features a cellular modem made by Apple, the C1X, which the company says is twice as fast as the C1 modem in the iPhone 16e.

From Barron's ● Mar. 2, 2026

Rio Tinto aims to reach roughly 200,000 metric tons of capacity by 2028 and reduce C1 costs from its brines assets to less than US$5-US$8/kilogram.

From The Wall Street Journal ● Dec. 9, 2025

Rozentals, who won individual C1 silver at the World Under-23 Championships in 2023, is awaiting the outcome of the investigation.

From BBC ● May 29, 2025

With the use of electricity and catalysts, it is currently possible to convert it into C1 chemicals such as methanol and methane.

From Science Daily ● May 22, 2024

Others prefer scientific pitch notation, which simply labels the octaves with numbers, starting with C1 for the lowest C on a full-sized keyboard.

From "Understanding Basic Music Theory" by Catherine Schmidt-Jones and Russel Jones

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023