English Reference
adjective · noun

intermittent

adj. · n.
US /ˌɪntɝˈmɪtənt/ UK /ˌɪntəmˈɪtənt/ in·ter·mit·tent

  1. 01 B2 Upper Intermediate

    adj.happening sometimes but not all the time, or not in a regular way.

    adj.occurring at irregular intervals; not continuous or steady.

    Simple

    The radio signal was intermittent because of the heavy storm.

    In context

    The patient reported intermittent chest pains that occurred primarily during periods of high stress but vanished during rest.

  2. 02 C1 Advanced Technical Science

    adj.used to describe a stream or lake that is dry for part of the year.

    adj.denoting a watercourse or body of water that flows or contains water only during certain seasons or after rainfall.

    Simple

    The intermittent stream only flows during the rainy spring months.

    In context

    Ecologists studied the unique biodiversity found in the intermittent pools, which remain dry for six months of the year.

  3. 03 C2 Proficiency Archaic Medicine

    n.an old word for a fever that goes away and then comes back.

    n.a disease or fever, such as malaria, characterised by intervals of normal temperature between paroxysms.

    Simple

    The old medical book described the treatment for a dangerous intermittent.

    In context

    Nineteenth-century physicians often struggled to distinguish between various types of intermittents before the discovery of specific pathogens.

    ague

People living in flats with intermittent water supply have had to be prepared for sudden outages.

The Guardian· 11 Aug 2026

While idling is intermittent and usually of short duration, estimates of the cumulative effect are staggering.

The Conversation· 31 Jul 2026

From Middle French intermittent, from Latin intermittens (“sending between”), from prefix inter- (“among, on”) + mittens (“sending”), from mittere (“to send”).

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

This entry
Origin Latin intermittens
Level B2 · Upper Intermediate
Frequency Frequent
Updated