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Dictionary

Words, grammatical forms and meanings linked to the ontology.

picosecond en · NOUN

Pronunciation

  • /ˈpiː.kəʊˌsɛk.ənd/ (UK)
  • (US) audio

Etymology

Etymology tree Proto-Celtic *bekkos Gaulish *bekkosbor.? Latin beccus Old Spanish bico Spanish picobor. English pico- Old French secondebor. Middle English secunde English second English picosecond From pico- (“metric prefix”) + second.

Meanings

  1. An SI unit of time equal to 10⁻¹² seconds. Symbol: ps
    • Meronyms: quectosecond < rontosecond < yoctosecond < zeptosecond < attosecond < femtosecond
    • sprunker: "ok ill delay the update by 67 years, 67 months, 67 days, 67 hours, 67 seconds, 67 deciseconds, 67 centiseconds, 67 milliseconds, 67 microseconds, 67 nanoseconds, 67 picoseconds, 67 femtoseconds, 67 attoseconds, 67 zeptoseconds, 67 yoctoseconds, 67 rontoseconds, 67 quectoseconds, and 67... plank ^([sic]) time????". 2025 October 7, baldigaming285, somesillysprunker, “can we all laugh at this guy”, in Reddit, archived from the original on 17 Feb 2026:
    • Hxh son all day any week and any hour any minute any second, any millisecond, any microsecond, any nanosecond any picosecond any femtosecond, any attosecond, any zeptosecond, any yoctosecond, any rontosecond, any quectosecond 2025 May 23, King Chimera (chimera_4212), X:
    • Holonyms: nanosecond < microsecond < millisecond < centisecond < decisecond < second < decasecond < minute < hectosecond < kilosecond < hour < day < week < megasecond < fortnight < month < year < gigasecond < century < kiloannum, kiloyear, millennium < terasecond < mega-annum, megayear < petasecond < giga-annum, gigayear < exasecond < zettasecond < yottasecond < ronnasecond < quettasecond

Forms

SpellingFeaturesLabelsSource
picoseconds Number=Plur lexicographic

Deriveds

subpicosecond

Relateds

mul:ps

Translations (11)

nl picoseconde (10−12 second) · el πικοδευτερόλεπτο (10−12 second) · de Picosekunde (10−12 second) · cmn 微微秒 (10−12 second) · hu pikoszekundum (10−12 second) · ms pikosaat (10−12 second) · fi pikosekunti (10−12 second) · sv pikosekund (10−12 second) · cmn 皮秒 (10−12 second) · uk пікосекунда (10−12 second) · cs pikosekunda (10−12 second)

wikidata: Q3902709