ENGLISH
REFERENCE

characteristic

n. · adj.
US //ˌkɛɹəktɝˈɪstɪk// UK //kˌæɹɪktəɹˈɪstɪk// char·ac·ter·is·tic
  1. 1 a typical feature (n.)
    B2 Upper Intermediate

    a quality or feature that is typical of a particular person, place, or thing.

    a distinguishing trait or quality that serves to identify or characterize an entity.

    Example

    Patience is a characteristic that makes her a great teacher for young children.

    Example

    The most striking characteristic of the local architecture is the use of volcanic stone in the foundations of even the humblest dwellings.

  2. 2 typical of someone (adj.)
    B2 Upper Intermediate

    describing a quality that is very typical of a certain person or thing.

    pertaining to or constituting a distinctive character; typical of a specific individual or group.

    Example

    He answered the phone with his characteristic enthusiasm and energy.

    Example

    The author writes with a characteristic blend of dark humour and social commentary that fans recognize instantly.

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  1. 3 logarithm part (n.)
    C2 Proficiency Technical Math

    the whole number part of a logarithm.

    the integral part of a common logarithm, as distinguished from the mantissa.

    Example

    In the logarithm 2.4771, the number 2 is the characteristic.

    Example

    Students must learn to determine the characteristic by inspection before using tables to find the decimal mantissa of a common logarithm.

  2. 4 lighthouse signal (n.)
    C2 Proficiency Technical Science

    the specific pattern of light flashes that helps sailors identify a lighthouse.

    the unique sequence of light and dark intervals used to identify a specific navigational aid.

    Example

    The lighthouse has a characteristic of two white flashes every ten seconds.

    Example

    The navigator consulted the light list to verify the characteristic of the beacon before attempting to enter the unfamiliar harbour at night.

Origin

From Ancient Greek χαρακτηριστικός (kharaktēristikós), from χαρακτηρίζω (kharaktērízō, “to designate by a characteristic mark”), from χαρακτήρ (kharaktḗr, “a mark, character”). By surface analysis, character + -istic.

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