Definition of spinel
1 : a hard crystalline mineral consisting of an oxide of magnesium and aluminum that varies from colorless to ruby red to black and is used as a gem
2 : any of a group of minerals that are essentially oxides of magnesium, ferrous iron, zinc, or manganese
People Are Reading
Origin and Etymology of spinel
Italian spinella, diminutive of spina thorn, from Latin
Learn More about spinel
-
See words that rhyme with spinel Britannica.com: Encyclopedia article about spinel
Seen and Heard
What made you want to look up spinel? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!