noun

anesthesia

anaesthesia, numbness

The patient was put under general anesthesia.

The patient was put under general anaesthesia.

Local anesthesia numbs only a small area.

Local anaesthesia numbs only a small area.

((as a noun)) refers to a state of controlled, temporary loss of sensation or awareness The surgery requires general anaesthesia.

Synonyms: numbness, insensibility

From Greek 'an-' (without) + 'aisthēsis' (sensation).

Anesthesia is the *state* of not feeling. The '-ia' ending often denotes a condition or state, like in 'amnesia'.

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