词根词缀：atto-

【来源及含义】Danish or Norwegian: eighteen; a decimal prefix used in the international metric system for measurements

【相关描述】This prefix is used in the metric [decimal] system as quintillionth [U.S.] and trillionth part [U.K.], 10^-18 [0.000 000 000 000 000 001]. The metric symbol for atto- is a.

【相关词根词缀】 Related "metric" families: yotta; zetta; exa; peta; tera; giga; mega; kilo; hecto; deka; deci; centi; milli; micro; nano; pico; femto; zepto; yocto.

【同源单词】attoampere, attofarad, attogram, attoscience, attosecond, attotesla

词根词缀：sci-, -science, -scientific, -scientifically, -scient, -sciently

【来源及含义】Latin: to know, to learn; knowledge

【相关词根词缀】 Related articles about science: "Science Race"; STEM, Part 1; STEM, Part 2; Scientific Specialties. Inter-related cross references, directly or indirectly, involving word units meaning "know, knowledge; learn, learning": cogni-; discip-; gno-; histor-; intellect-; learn, know; math-; sap-; sopho-.

【同源单词】agricultural science, artes, Artes, attoscience, biobehavioral sciences, bioscience