picoampere

P3I1C3O1A1M3P3E1R1E1

noun

An SI unit of current equal to 10⁻¹² amperes. Symbol: pA

Similar
pA㎀
OriginEnglish ampere ← Spanish pico ← Old Spanish bico →
Scrabble 18
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Meanings

nounpicoampere (plural picoamperes)

plural picoamperes

  1. metrologyAn SI unit of current equal to 10⁻¹² amperes. Symbol: pA

    Synonyms: pA, ㎀

Synonyms & antonyms

nounAn SI unit of current equal to 10⁻¹² amperes. Symbol: pA

Similar
pA㎀

Origin

  1. Latinbeccus
  2. Old Spanishbico
  3. Spanishpico
  4. Englishpico-
  5. Englishampere
  6. Englishpicoampere

From pico- + ampere.

Full word history & related roots →
Cite this entry
APA

picoampere. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/picoampere

MLA

“picoampere.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/picoampere. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “picoampere,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/picoampere.

Source: picoampere on Wiktionary, CC BY-SA 4.0.