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key worker

British  

noun

  1. a social worker, mental health worker, or nursery nurse assigned to an individual case, patient, or child

  2. (in Britain) a worker in any of a number of public sector professions considered by the government to be essential to society, for example teachers, police officers, NHS health workers etc

"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

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Alex, who was Tyler's key worker until his recent move to another home, says he is a "really smart young boy", but she fears the effect on him of not being at school.

From BBC • Feb. 23, 2026

A prison key worker said he had come to the unit wanting to work on "reactions and perceptions of rudeness towards him".

From BBC • Oct. 8, 2025

The key worker told the court that her meetings with Child E, usually took place "in private" in a classroom.

From BBC • Jul. 28, 2025

The role of key worker can be taken by a range of practitioners and is often a specialist nurse.

From BBC • Feb. 5, 2024

As a carer, Femi was a "key worker".

From BBC • Feb. 28, 2023