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

picogram

play
noun pi·co·gram \ˈpē-kō-ˌgram, -kə-\

Definition of picogram

  1. :  one trillionth of a gram



Origin of picogram

International Scientific Vocabulary


First Known Use: 1951


Medical Dictionary

picogram

play
noun pi·co·gram \ˈpē-kō-ˌgram, -kə-\

Medical Definition of picogram

  1. :  one trillionth of a gram—abbreviation pg




Learn More about picogram

  1. Medical Dictionary: Definition of "picogram"


Seen and Heard

What made you want to look up picogram? 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?

196.5 pounds 100 pounds 16.96 pounds 2.2 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