Biological
来自Big Physics
early 19th century: coined in German, via French from Greek bios ‘life’ + -logy.
wiktionary
biology + -ical
etymonline
biological (adj.)
"pertaining to the science of life," 1840, from biology + -ical. Biological clock, "innate mechanism that regulates cyclic activities of living things," is attested from 1955; not especially of human reproductive urges until c. 1991. Biological warfare is from 1946. Related: Biologically. Alternative adjective biologic is from 1850.
