picowatt

P3I1C3O1W4A1T1T1

noun

One million millionth (10⁻¹²) of a watt, abbreviated as pW.

OriginEnglish watt ← Spanish pico ← Old Spanish bico →
Scrabble 15
Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

nounpicowatt (plural picowatts)

plural picowatts · alternative pico-watt

  1. One million millionth (10⁻¹²) of a watt, abbreviated as pW.

Origin

  1. Latinbeccus
  2. Old Spanishbico
  3. Spanishpico
  4. Englishpico-
  5. Englishwatt
  6. Englishpicowatt

From pico- + watt.

Full word history & related roots →
Cite this entry
APA

picowatt. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/picowatt

MLA

“picowatt.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/picowatt. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “picowatt,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/picowatt.

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