1) the scientific study of the races of mankind, their relations to one another etc (ethnology)
2) the scientific study of the properties and relations of lines, angles, surfaces and solids (geometry)
3) (used collectively) family; relations (kin)
4) friends and relations (kith)
5) the branch of mathematics that deals with the relations between the sides and angles of triangles (trigonometry)
parents and children
kin, offspring; classification
the exchanges of trade, ideas etc between people, business, nations etc; sexual intercourse
sexual act
a relationship by blood
family relationship
an open railway wagon for heavy goods; (especially US) lorry
lorry, commerce, merchandise
