Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Medical Dictionary

Philadelphia chromosome

play
noun Phil·a·del·phia chromosome \ˌfil-ə-ˈdel-fē-ə-\

Medical Definition of Philadelphia chromosome

  1. :  an abnormally short chromosome 22 that is found in the hematopoietic cells of persons affected with chronic myelogenous leukemia and lacks the major part of its long arm which has usually undergone translocation to chromosome 9




Seen and Heard

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

WORD OF THE DAY

February 11, 2016

the holder of an office

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image33683556

How much does a batman (the Turkish unit of measurement) weigh?

2.2 pounds 16.96 pounds 196.5 pounds 100 pounds
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ