phosphine

noun phos·phine \ ˈfäs-ˌfēn \

Definition of phosphine

1 : any of various derivatives of phosphine analogous to amines but weaker as bases
2 : a colorless poisonous flammable gas PH3 that is a weaker base than ammonia and that is used especially to fumigate stored grain

Origin and Etymology of phosphine

International Scientific Vocabulary


Medical Dictionary

phosphine

noun phos·phine \ -ˌfēn \

medical Definition of phosphine

1 : a colorless poisonous flammable gas PH3 that is a weaker base than ammonia and that is used especially to fumigate stored grain
2 : any of various derivatives of phosphine analogous to amines but weaker as bases

Learn More about phosphine


Seen and Heard

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

Love words? Need even more definitions?

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

WORD OF THE DAY

nourishment or food and drink

Get Word of the Day daily email!

Test Your Vocabulary

Namesakes Word Quiz

  • a-citrus-fruit-possibly-named-after-a-person
  • Which of the following is a fruit named after a Moroccan seaport?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
SCRABBLE® Sprint

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!