ENGLISH
REFERENCE

threatened

adj.
US //ˈθɹɛtənd// UK //θɹˈɛtənd// threat·ened
  1. 1 ecology (adj.)
    B2 Upper Intermediate Science

    used to describe a type of animal or plant that is at risk of becoming endangered.

    denoting a species likely to become endangered in the near future throughout all or a significant portion of its range.

    Example

    The local sea turtles are now a threatened species because of ocean pollution.

    Example

    Conservationists argue that without immediate habitat restoration, several threatened bird species will transition to the endangered list within a decade.

    Usage

    Often used in the phrase 'threatened species'.

  2. 2 feeling unsafe (adj.)
    B2 Upper Intermediate

    feeling that someone or something might hurt you or take away what you have.

    experiencing a sense of insecurity, vulnerability, or impending harm.

    Example

    He felt threatened when the new employee started taking over his projects.

    Example

    The established firm felt threatened by the aggressive pricing strategies of the new startup entering the market.

© 2026 English Reference