Definition of gallium
: a bluish-white metallic element obtained especially as a by-product in refining various ores and used especially in semiconductors and optoelectronic devices — see Chemical Elements Table
Keep scrolling for more
Keep scrolling for more
Test Your Vocabulary
The Exceptions Quiz III
-
- Which of these words does not mean "nonsense"?

Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Word Games
Share gallium
Time Traveler for gallium
The first known use of gallium was in 1875
See more words from the same year