ENGLISH
REFERENCE

blockade

n.
US //ˌbɫɑˈkeɪd// UK //blɒkˈeɪd// block·ade
  1. 1 military/naval isolation (n.)
    C1 Advanced Formal

    the use of ships or soldiers to block a port or city so that nothing can go in or out.

    the physical isolation of a location, particularly a port, by hostile forces to prevent the passage of commerce and supplies.

    Example

    The navy set up a blockade to stop supplies from reaching the enemy port.

    Example

    The government maintained a strict naval blockade for several months, effectively crippling the city's economy by preventing the export of local goods.

    Usage

    Often used with the verbs 'impose', 'lift', or 'break'.

  2. 2 medical/biological inhibition (n.)
    C2 Proficiency Technical Medicine

    the act of stopping a chemical or nerve signal from working in the body.

    the inhibition of the physiological activity of a chemical messenger or its receptor, often through the use of drugs.

    Example

    The doctor used a nerve blockade to stop the patient from feeling pain during the procedure.

    Example

    The pharmacological blockade of beta-adrenergic receptors is a standard treatment for managing certain cardiovascular conditions.

    Usage

    Commonly appears in the context of 'receptor blockade' or 'nerve blockade'.

Origin

From block + -ade, probably after Dutch blocquade (now blokkade) or German Blockade.

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