local anaesthetic: meaning, definition, pronunciation and examples

C1
UK/ˌləʊ.kəl ˌæn.əsˈθet.ɪk/US/ˌloʊ.kəl ˌæn.əsˈθet̬.ɪk/

Medical/Technical, but widely understood in general contexts (especially after personal experience).

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Quick answer

What does “local anaesthetic” mean?

A drug that temporarily numbs a specific, limited area of the body without causing unconsciousness.

Audio

Pronunciation

Definition

Meaning and Definition

A drug that temporarily numbs a specific, limited area of the body without causing unconsciousness.

A medical substance applied by injection or topical application to block nerve signals in a circumscribed region, used during minor surgical procedures, dental work, or for pain relief. The extended meaning also encompasses the use of such substances in veterinary medicine.

Dialectal Variation

British vs American Usage

Differences

Spelling: 'anaesthetic' (UK) vs. 'anesthetic' (US). Pronunciation follows the spelling difference (/ˌæn.əsˈθet.ɪk/ vs /ˌæn.əsˈθet̬.ɪk/). The US spelling is also increasingly seen in UK medical contexts.

Connotations

None. Purely technical/medical.

Frequency

Equally frequent in respective medical and lay contexts in both regions.

Grammar

How to Use “local anaesthetic” in a Sentence

The surgeon administered [local anaesthetic] to the patient.The procedure was performed under [local anaesthetic].The area was numbed with [local anaesthetic].

Vocabulary

Collocations

strong
administer a local anaestheticinject a local anaestheticunder local anaestheticapply a local anaesthetic
medium
a dose of local anaestheticlocal anaesthetic agenteffect of the local anaestheticnumb with local anaesthetic
weak
powerful local anaestheticcommon local anaesthetictopical local anaestheticdental local anaesthetic

Examples

Examples of “local anaesthetic” in a Sentence

verb

British English

  • (Verb form not standard; 'anaesthetise' is used for the action.)

American English

  • (Verb form not standard; 'anesthetize' is used for the action.)

adverb

British English

  • (Not applicable; the concept is expressed as 'using a local anaesthetic' or 'under local anaesthetic'.)

American English

  • (Not applicable; the concept is expressed as 'using a local anesthetic' or 'under local anesthetic'.)

adjective

British English

  • The local anaesthetic cream provided effective relief.
  • She preferred local anaesthetic procedures.

American English

  • The local anesthetic injection was quick.
  • Local anesthetic techniques are common in outpatient surgery.

Usage

Meaning in Context

Business

Rare, except in pharmaceutical manufacturing or medical supply.

Academic

Common in medical, dental, and nursing textbooks, research papers, and lectures.

Everyday

Common when discussing medical procedures, dentist visits, or minor injuries. 'The dentist used a local anaesthetic before filling the cavity.'

Technical

The primary context. Used with precision to specify the type of anaesthesia, the drug name (e.g., lidocaine, bupivacaine), and its method of administration.

Vocabulary

Synonyms of “local anaesthetic”

Strong

regional anesthetic (for a larger, but still specific, area)

Neutral

local anesthetic (US spelling)numbing agent

Weak

freezing (Canadian & informal dental context)numbing injectionnovocaine (a specific brand, often used generically)

Vocabulary

Antonyms of “local anaesthetic”

general anaestheticsystemic analgesic

Watch out

Common Mistakes When Using “local anaesthetic”

  • Misspelling: 'anesthetic' (US) in a UK context or vice-versa is common and often acceptable.
  • Incorrect article: 'He was given local anaesthetic' (correct) vs. 'He was given a local anaesthetic' (also correct, referring to a dose/type).
  • Mispronunciation: Stressing the first syllable of 'anaesthetic' (AN-əs-thetic) instead of the third (an-əs-THET-ic).

FAQ

Frequently Asked Questions

A local anaesthetic numbs only a specific part of the body, and you stay awake. A general anaesthetic makes you completely unconscious for the duration of its effect.

When administered correctly by a trained professional, it is very safe for most people. Allergies or rare reactions are possible, which is why medical history is always checked.

It depends on the specific drug used. Some last for just an hour (e.g., for dental work), while others can last several hours (e.g., for longer surgical procedures).

You should not feel sharp pain. You may still feel pressure, movement, or tugging sensations in the area, but these are not painful.

A drug that temporarily numbs a specific, limited area of the body without causing unconsciousness.

Local anaesthetic is usually medical/technical, but widely understood in general contexts (especially after personal experience). in register.

Local anaesthetic: in British English it is pronounced /ˌləʊ.kəl ˌæn.əsˈθet.ɪk/, and in American English it is pronounced /ˌloʊ.kəl ˌæn.əsˈθet̬.ɪk/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • (not applicable for this technical term)

Learning

Memory Aids

Mnemonic

Think: LOCAL library is specific to your town; LOCAL anaesthetic is specific to one body part.

Conceptual Metaphor

TEMPORARY SHUTDOWN/DISCONNECTION (The nerve signals are temporarily 'disconnected' or 'turned off' in a local area.)

Practice

Quiz

Fill in the gap
The minor procedure was performed under , so the patient remained fully conscious.
Multiple Choice

Which of the following best describes the primary function of a local anaesthetic?