(Biologie) Théorie de la classification.
ETYM Greek taxis an arrangement, order + nomos a law.
1. Practice of classifying plants and animals according to their presumed natural relationships.
2. A classification of organisms into groups based on similarities of structure or origin etc.
3. (Biology) Study of the general principles of scientific classification.
4. Classification, especially of animals and plants, another name for the classification of living organisms.