casein plastic

noun

Definition of casein plastic 

: any of certain tough hard hornlike substances obtained from powdered casein, usually rennet casein, with water as the usual plasticizer, hardened after molding by the action of formaldehyde or some other agent, and used chiefly in making buttons and buckles

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

First Known Use of casein plastic

1925, in the meaning defined above

Keep scrolling for more

Learn More about casein plastic

Share casein plastic

Statistics for casein plastic

Look-up Popularity

Time Traveler for casein plastic

The first known use of casein plastic was in 1925

See more words from the same year

Comments on casein plastic

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

WORD OF THE DAY

having a pattern of small flowers

Get Word of the Day daily email!

Test Your Vocabulary

Find the Cousins

  • a-large-tree-with-many-branches
  • Which pair shares a common word ancestor?
Spell It

Can you spell these 10 commonly misspelled words?

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!