the tracing of descent exclusively through the male members of a family
Word origin
[1905–10; patrilin(eal) + -y3]This word is first recorded in the period 1905–10. Other words that entered Englishat around the same time include: airway, cadre, overcall, stabilizer, white list-y is a suffix of various origins used in the formation of action nouns from verbs (inquiry), also found in other abstract nouns (carpentry; infamy)