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anaesthetic

British  
/ ˌænɪsˈθɛtɪk /

noun

  1. a substance that causes anaesthesia

"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

adjective

  1. causing or characterized by anaesthesia

"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.

Sophie was given a general anaesthetic and Felix was delivered by emergency C-section.

From BBC • Feb. 12, 2026

Ketamine is used legitimately in human and veterinary medicine as an anaesthetic, for pain relief and more recently to manage treatment-resistant depression.

From BBC • Feb. 1, 2026

Laser therapy, or laser ablation, is a procedure done under local anaesthetic where a laser burns away the abnormal cells.

From BBC • Jan. 18, 2026

While giving evidence, Dr Patrick Morgan, a consultant in anaesthetic and pre-hospital care, said witness accounts suggested the five-year-old got into difficulty in the swimming pool at around 08:41.

From BBC • Oct. 14, 2025

It was stifling, like a blanket, like an anaesthetic.

From "Rebecca" by Daphne du Maurier