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electro

n.
US //ɪˈɫɛktɹoʊ// UK //ɪlˈɛktɹəʊ// elec·tro
  1. 1 music style (n.)
    B2 Upper Intermediate Music

    a type of electronic dance music that has a strong, computer-like beat.

    a genre of electronic dance music and hip hop that emerged in the early 1980s, characterized by the use of drum machines and heavy synthesizers.

    Example

    The club played a lot of electro and house music all night long.

    Example

    The producer blended elements of classic electro with modern techno to create a sound that felt both nostalgic and futuristic.
  2. 2 medical/cosmetic treatment (n.)
    C1 Advanced Informal Technical Medicine

    a short name for electrolysis, which is a treatment to remove hair or treat skin.

    an informal clipping of electrolysis, referring to the process of using electricity to remove hair roots or treat certain skin conditions.

    Example

    She decided to get electro to permanently remove the hair on her chin.

    Example

    The aesthetician recommended a series of electro sessions to ensure the hair follicles were completely destroyed.

    Usage

    Usually functions as an uncountable noun in this context.

Last updated June 20, 2026