From anthropology + -ical.
anthropological (comparative more anthropological, superlative most anthropological)
- Relating to anthropology.
2012 March-April, John T. Jost, “Social Justice: Is It in Our Nature (and Our Future)?”, in American Scientist, volume 100, number 2, page 162:
He draws eclectically on studies of baboons, descriptive anthropological accounts of hunter-gatherer societies and, in a few cases, the fossil record.