English Reference
adjective · noun

permanent

adj. · n.
US /ˈpɝmənənt/ UK /pˈɜːmənənt/ per·ma·nent UK spelling permanents

  1. 01 B1 Intermediate

    adj.lasting for a long time or forever, and not expected to change.

    adj.intended to last or remain unchanged indefinitely.

    Simple

    She is looking for a permanent job rather than a summer contract.

    In context

    The treaty was intended to establish a permanent peace between the two nations after decades of border disputes.

  2. 02 B2 Upper Intermediate

    n.a chemical treatment that makes your hair curly for several weeks.

    n.a chemical hair treatment that produces long-lasting waves or curls.

    Simple

    She went to the salon to get a permanent before the wedding.

    In context

    The stylist warned that getting a permanent on recently bleached hair could cause significant structural damage to the follicles.

    Usage

    Often shortened to 'perm' in everyday conversation.

  3. 03 C2 Proficiency Technical Math

    n.a specific number calculated from a square grid of numbers.

    n.a function of a square matrix similar to the determinant, but without using signs based on permutations.

    Simple

    The professor explained how to calculate the permanent of the matrix.

    In context

    Computing the permanent of a large matrix is significantly more difficult than finding its determinant due to the lack of certain algebraic properties.

Usage permanent move

These brief convulsions are frightening, but don’t cause permanent harm.

The Guardian· 13 Aug 2026

Eight months into her latest role, and one month before the position was due to become permanent, she was made redundant.

BBC News· 4 Aug 2026

From Middle English permanent, permanente, from Middle French permanent, from Latin permanēns, from permaneō (“to stay through”). First attested in the 15th century.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Latin permanēns
Level B2 · Upper Intermediate
Frequency Common
Updated