- biology [bī äl′ə jē]n.[< Fr or Ger: Fr biologie < Ger; coined (1802) by G. Reinhold (Treviranus), Ger physiologist < Gr bios (see BIO-) + -logia,-LOGY]1. the science that deals with the origin, history, physical characteristics, life processes, habits, etc. of living organisms, as plants and animals, and of viruses: it includes botany, zoology, and microbiology2. animal and plant life, as of a given area3. biological history, principles, etc.biologistn.
English World dictionary. V. Neufeldt. 2014.