The difference between Durable and Permanent

When used as nouns, durable means a durable thing, one useful over more than one period, especially a year, whereas permanent means a chemical hair treatment imparting or removing curliness, whose effects typically last for a period of weeks.

When used as adjectives, durable means able to resist wear, decay, whereas permanent means without end, eternal.


Permanent is also verb with the meaning: to perm (the hair).

check bellow for the other definitions of Durable and Permanent

  1. Durable as an adjective:

    Able to resist wear, decay; lasting; enduring.

  1. Durable as a noun (economics):

    A durable thing, one useful over more than one period, especially a year.

  1. Permanent as an adjective:

    Without end, eternal.

    Examples:

    "Nothing in this world is truly permanent."

  2. Permanent as an adjective:

    Lasting for an indefinitely long time.

    Examples:

    "The countries are now locked in a permanent state of conflict."

  1. Permanent as a noun:

    A chemical hair treatment imparting or removing curliness, whose effects typically last for a period of weeks; a perm.

  2. Permanent as a noun (linear algebra, combinatorics):

    Given an n \times n matrix a_{ij} \,, the sum over all permutations \pi \, of \prod_{i=1}^n{a_{i\pi(i)}}.

  1. Permanent as a verb (transitive, dated):

    To perm (the hair).

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