Phthirius

noun
Phthir·​i·​us | \ ˈthir-ē-əs How to pronounce Phthirius (audio) \

Medical Definition of Phthirius

: a genus of lice of the family Pediculidae that contains the pubic louse (P. pubis)

Comments on Phthirius

What made you want to look up Phthirius? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to move with exaggerated bouncy motions

Get Word of the Day daily email!

Test Your Vocabulary

Finance Words Quiz

  • a-piggy-bank
  • The etymology of mortgage is related most closely to which two words?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!