logarithm

[ˈlɒɡərɪð(ə)m]

logarithm Definition

  • 1the exponent that indicates the power to which a base number must be raised to produce a given number
  • 2a quantity representing the power to which a fixed number (the base) must be raised to produce a given value

Using logarithm: Examples

Take a moment to familiarize yourself with how "logarithm" can be used in various situations through the following examples!

  • Example

    The logarithm of 1000 to base 10 is 3.

  • Example

    The logarithm of 8 to base 2 is 3.

  • Example

    The logarithm of 1 to any base is 0.

logarithm Synonyms and Antonyms

Synonyms for logarithm

Phrases with logarithm

  • a logarithm to the base 10

    Example

    The common logarithm of 1000 is 3.

  • a logarithm to the base e (approximately 2.71828)

    Example

    The natural logarithm of 10 is approximately 2.30259.

  • binary logarithm

    a logarithm to the base 2

    Example

    The binary logarithm of 8 is 3.

Origins of logarithm

from Greek 'logos' meaning 'word, reason' and 'arithmos' meaning 'number'

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Summary: logarithm in Brief

A 'logarithm' [ˈlɒɡərɪð(ə)m] is an exponent that indicates the power to which a base number must be raised to produce a given number. It is also a quantity representing the power to which a fixed number (the base) must be raised to produce a given value. Examples include 'The logarithm of 1000 to base 10 is 3.' and 'The logarithm of 8 to base 2 is 3.' Different types of logarithms include common logarithms, natural logarithms, and binary logarithms.