Different peoples have in their cultural and linguistic systems created individual conceptual categories which best fit their varying needs and surroundings, thus defining and interpreting the world in different ways. While developing universal theories it is useful to take into account as many as possible independent systems of classification, for they can open up new perspectives and refine prevalent concepts. A striking example is supplied by the ancient Indian grammarians who, in spite of their exclusive preoccupation with Sanskrit, have given a lot of stimulation to modern general linguistics. The aim of the present paper is to contribute to the general study of the "ritual symbol", "the smallest unit of ritual which still retains the ...