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water lettuce

American  

noun

  1. a floating aquatic plant, Pistia stratiotes, of the arum family, having a rosette of thick, spongy leaves.


Etymology

Origin of water lettuce

First recorded in 1865–70

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It shot out of the shallows and disappeared under a raft of water lettuce.

From "A Girl Named Disaster" by Nancy Farmer