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The Collaborative International Dictionary
London rocket

London \Lon"don\, n. The capital city of England. London paste (Med.), a paste made of caustic soda and unslacked lime; -- used as a caustic to destroy tumors and other morbid enlargements. London pride. (Bot.)

  1. A garden name for Saxifraga umbrosa, a hardy perennial herbaceous plant, a native of high lands in Great Britain.

  2. A name anciently given to the Sweet William.
    --Dr. Prior.

    London rocket (Bot.), a cruciferous plant ( Sisymbrium Irio) which sprung up in London abundantly on the ruins of the great fire of 1667.

Usage examples of "london rocket".

The only thing that rose from these ashes was London Rocket, the flower that sprang up on bombsites.

Only a few months after the fire storms of the Blitz, these ruins had become fields of wild flowers as seeds buried for centuries woke in the ashes: lupins, poppies, pansies, violets, and, most notably, the yellow flowers of London Rocket.