English Dictionary

pico-

/ˈpiː.kəʊ/

prefix

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). Symbol: p

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意味（1）

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). Symbol: p

意味（2）

(biology) Used to designate sizes, especially, of cells, smaller than those prefixed by nano- or micro-; sized between 0.2 and 2.0 μm.