Anagen (growth phase): Most hair is growing at any given time. Each hair spends several years in this phase. Catagen (transitional phase): Over a few weeks, hair growth slows and the hair follicle shrinks. Telogen (resting phase): Over months, hair growth stops and the old hair detaches from the hair follicle.
Definition of phylactic - A medicinal substance or remedy that protects from disease, toxicity, or infection. Definition of phylactic - A medicinal substance or remedy that protects from disease, toxicity, or infection.
Wiktionary(0.00 / 0 votes)Rate this definition: 1  phylogeny(Noun) The evolutionary history of an organism. 2  phylogeny(Noun) A phylogenetic diagram. 3  phylogeny(Noun) The historical development of a human social or racial group.