Others view walking a labyrinth as a metaphor for lifeâs journey - a journey to your deepest self, where you come back into the world with a clearer understanding of yourself. It is seen and used for different reasons by different individuals.
Wiktionary(0.00 / 0 votes)Rate this definition: 1  mustard(Noun) a plant of the genus Brassica or related genera in the family Brassicaceae, with yellow flowers, and linear seed pods. 2  mustard(Noun) a powder or paste made from seeds of the mustard plant, and used as a condiment or a spice.
Mustard gas (HD) is a chemical compound that was first used as a chemical weapon in World War I. In pure form, it is a colorless, odorless, viscous liquid at room temperature and causes blistering of the skin.ther names for mustard gas include HD, senfgas, sulfur mustard, blister gas, S-LOST, and Kampfstoff LOST or Yperite or Yperiet. mustine as shown in older medical dictionaries a substance used in chemotherapy to treat/cure cancer.The use of mustard gas in chemotherapy has ceased in most countries in recent years.