pico-

== English == === Etymology === Borrowed from Spanish pico (“beak, little bit, speck”) === Pronunciation === (UK) IPA(key): /ˈpiː.kəʊ/ (US) IPA(key): /ˈpaɪ.koʊ/, /ˈpi.koʊ/ === Prefix === pico- In the International System of Units and other metric systems of units, multiplying the unit to which it is attached by 10−12 (short scale trillionth or long scale billionth). Alternative form: p- (symbol) Antonym: tera- (10¹²) (biology) Used to designate sizes, especially, of cells, smaller than those prefixed by nano- or micro-; sized between 0.2 and 2.0 μm. ==== Derived terms ==== ==== Translations ==== ==== References ==== ==== Further reading ==== pico- on Wikipedia.Wikipedia === Anagrams === COIP, ICOP, IOPC, copi == Danish == === Prefix === pico- alternative spelling of piko- == Dutch == === Etymology === From Italian piccolo (“small”). === Pronunciation === === Prefix === pico- pico- == French == === Pronunciation === === Prefix === pico- pico- == German == === Alternative forms === piko- === Prefix === pico- pico- ==== Derived terms ==== === Further reading === “pico-” in Duden online “pico-”, in Digitales Wörterbuch der deutschen Sprache‎[1] (in German) == Spanish == === Etymology === From pico (“speck”). === Pronunciation === IPA(key): /piko/ [pi.ko] Syllabification: pi‧co- === Prefix === pico- pico- (one trillionth, 10-12) === Further reading === “pico-”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8.1, Royal Spanish Academy [Spanish: Real Academia Española], 15 December 2025