also bio-technology, 1947, "use of machinery in relation to human needs;" it is attested from 1964 in sense of "use of biological processes in industrial production," from bio- + technology.

loosely, "study and application of extremely small things" in many scientific fields, by 1974 (but not widely used before 1990s), from nano- + technology. Often applied to manipulation of individual atoms and molecules, and sometimes given a precise range (up to 100 nanometers), but the sense of nano- here seems best explained as "very small."

1906 as short for technical college (or institute, etc.), American English. Earliest reference is to MIT. By 1942 in military jargon as short for technician. By 1956 as short for technology (in reference to computer code, etc.).

"of or pertaining to technology" in any sense, 1620s, in reference to terminology, from technology + -ical. The meaning "of or relating to the industrial arts" is from 1800. As "pertaining to or characterized by technology," by 1930. Related: Technologically.

1803, "one versed in mechanical technology," from technology + -ist.

word-forming element meaning "a speaking, discourse, treatise, doctrine, theory, science," from Medieval Latin -logia, French -logie, and directly from Greek -logia, from -log-, combining form of legein "to speak, tell;" thus, "the character or deportment of one who speaks or treats of (a certain subject);" from PIE root *leg- (1) "to collect, gather," with derivatives meaning "to speak (to 'pick out words')."

In philology "love of learning; love of words or discourse," apology, doxology, analogy, trilogy, eulogy, etc., Greek logos "word, speech, statement, discourse" is directly concerned.

Proto-Indo-European root meaning "to weave," also "to fabricate," especially with an ax, also "to make wicker or wattle fabric for (mud-covered) house walls."

It might form all or part of: architect; context; dachshund; polytechnic; pretext; subtle; technical; techno-; technology; tectonic; tete; text; textile; tiller (n.1) "bar to turn the rudder of a boat;" tissue; toil (n.2) "net, snare."

It might also be the source of: Sanskrit taksati "he fashions, constructs," taksan "carpenter;" Avestan taša "ax, hatchet," thwaxš- "be busy;" Old Persian taxš- "be active;" Latin texere "to weave, fabricate," tela "web, net, warp of a fabric;" Greek tekton "carpenter," tekhnē "art;" Old Church Slavonic tesla "ax, hatchet;" Lithuanian tašau, tašyti "to carve;" Old Irish tal "cooper's ax;" Old High German dahs, German Dachs "badger," literally "builder;" Hittite taksh- "to join, unite, build."