biotechnology (n.)youdaoicibaDictYouDict
also bio-technology, 1947, "use of machinery in relation to human needs;" 1972 in sense of "use of biological processes in industrial production," from bio- + technology.
nanotechnology (n.)youdaoicibaDictYouDict
by 1974, from nano- + technology.
technological (adj.)youdaoicibaDictYouDict
1620s, in reference to terminology, from technology + -ical. Meaning "of or relating to technology" from 1800. Related: Technologically.
technologist (n.)youdaoicibaDictYouDict
"one versed in technology," 1803, from technology + -ist.
technology (n.)youdaoicibaDictYouDict
1610s, "a discourse or treatise on an art or the arts," from Greek tekhnologia "systematic treatment of an art, craft, or technique," originally referring to grammar, from tekhno- (see techno-) + -logy. The meaning "study of mechanical and industrial arts" (Century Dictionary, 1902, gives examples of "spinning, metal-working, or brewing") is first recorded 1859. High technology attested from 1964; short form high-tech is from 1972.