phylogenist|faɪˈlɒdʒɪnɪst| [f. next + -ist.] One versed or skilled in phylogeny. 1881Gardeners' Chron. 17 Sept. 364/3 Phylogenists have agreed on a few main points.1885Athenæum 18 Apr. 507/1 The principle of archaic forms..started by the father of phylogenists.