crab louse

noun

1. louse1

crab louse

noun

1. a parasitic louse, Pthirus (or Phthirus ) pubis, that infests the pubic region in man

Word History and Origins

Origin of crab louse¹

First recorded in 1540–50

Example Sentences

Pediculosis pubis is a condition due to the presence of the pediculus pubis, or crab-louse.

From Project Gutenberg

Yon cruiser overhauls everything from a crab to a crab-louse.

From Project Gutenberg

At the same spot are two trees, one of which is called the ordinary louse tree, the other, the crab-louse tree.

From Project Gutenberg

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