The earliest known use of the word ‘grounding’ with respect to textiles dates to 1466, when it refers to the application of a secondary colour for block printing on paper or textiles.
Sources:
- CAULFEILD, Sophia Frances Anne and Blanche C. SAWARD (1882). The Dictionary of Needlework, London: L. Upcott Gill, p. 231.
- FROST, S. Annie (1877). The Ladies’ Guide to Needle Work, Embroidery, etc. New York: Adams and Bishop, pp. 41-42.
- Shorter Oxford English Dictionary: 'grounding'
GVE