To save this word, you'll need to log in.
Definition of sperrylite
: a mineral consisting of an arsenide of platinum
Keep scrolling for more
Test Your Vocabulary
Semantic Drift Quiz
- Which of the following was once a synonym for fun?

Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
Share sperrylite
Time Traveler for sperrylite
The first known use of sperrylite was in 1889
See more words from the same year