start up

UK/stɑːˈtʌp/US/stɑɹˈtʌp/

verb

To rise suddenly.

“The band started up playing.”

Similar
startembark oncommence

Meanings

verbstart up (third-person singular simple present starts up, present participle starting up, simple past and past participle started up)

present singular third person starts up · participle present starting up · participle past started up · past started up

  1. intransitiveTo rise suddenly.

    He started up when he heard the scream.

  2. transitiveTo commence the operation of; to activate; to launch.

    The four of them started up a law practice.

  3. intransitiveTo begin to operate.

    The engine started up right away.

  4. colloquialintransitiveTo begin.

    The band started up playing.

  5. intransitiveTo begin to make a sound

    First a solitary blackbird started up, but soon the whole forest was alive with birdsong.

Synonyms & antonyms

verbget going or set in motion

Similar
Broader

verbget off the ground

Similar
startembark oncommence

Synonym sets from Open English WordNet, CC BY 4.0.

Translations

Ancient Greek ἀνορούω
  • ἀνορούω (anoroúō)to rise suddenly
Dutch opstarten
  • opstartento begin to operate
Finnish ponnahtaa pystyyn, käynnistyä
  • ponnahtaa pystyynto rise suddenly
  • käynnistyäto begin to operate
  • käynnistääto begin to operate
  • laittaa päälleto begin to operate
  • perustaato begin to operate
German auftauchen
  • auftauchento rise suddenly
Polish podskakiwać, podskoczyć
  • podskakiwaćto rise suddenly
  • podskoczyćto rise suddenly
  • zrywać sięto rise suddenly
  • zerwać sięto rise suddenly
  • rozpoczynaćto begin to operate
  • rozpocząćto begin to operate
Russian вывалиться, взя́ться
  • вывалиться (vyvalitʹsja)to rise suddenly
  • взя́ться (vzjátʹsja)to rise suddenly
  • вынырнуть (vynyrnutʹ)to rise suddenly
  • заявиться (zajavitʹsja)to rise suddenly
  • нагрянуть (nagrjanutʹ)to rise suddenly
Spanish encender, acender
  • encenderto begin to operate
  • acenderto begin to operate
  • prenderto begin to operate
Cite this entry
APA

start up. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/start%20up

MLA

“start up.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/start%20up. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “start up,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/start%20up.

Source: start up on Wiktionary, CC BY-SA 4.0.