English Reference
noun · verb

retrospect

n. · v.
US /ˈɹɛtɹəˌspɛkt/ UK /ɹˌɛtɹəʊspˈɛkt/ ret·ro·spect

  1. 01 C1 Advanced AcademicFormal

    n.the act of thinking about a past event, often realizing something you did not know at the time.

    n.a review or meditation on past events. Almost exclusively used in the prepositional phrase 'in retrospect'.

    Simple

    In retrospect, I should have saved more money when I was younger.

    In context

    In retrospect, the warning signs were clearly visible, yet the administration chose to ignore the mounting evidence of a fiscal crisis.

    Usage

    Commonly functions as a sentence adverbial in the fixed phrase 'in retrospect'.

    Pitfall
    By retrospect, I should have taken the job. In retrospect, I should have taken the job.

    The standard English idiom is 'in retrospect', not 'by' or 'with'.

  2. 02 C2 Proficiency FormalLiterary

    v.to look back at or think about things that happened in the past.

    v.to refer back to or reflect upon past events. This verbal use is significantly less common than the noun form.

    Simple

    It is helpful to retrospect on your successes at the end of the year.

    In context

    The author tends to retrospect upon his childhood with a mixture of nostalgia and profound regret.

    Usage

    Often takes the preposition 'on' or 'upon' when used intransitively.

The challenge is to make us feel Kyle’s loss while telling (never really showing) his story in retrospect and to round out his character largely through others’ reminiscences.

The Guardian· 14 Aug 2026

In retrospect, the experience was “hell and a nightmare”, she says.

The Guardian· 11 Aug 2026

Borrowed from Latin retrōspectum, from retrōspicio (“to look back at”), equivalent to retro- + -spect. Compare review.

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

This entry
Origin Latin retrōspectum
Level C1 · Advanced
Frequency Frequent
Updated