|
|
po·tas·si·um
 potassium
|
|
- pronunciation:
- p
tae
si
m
- features:
- Word Combinations (noun), Word Explorer
| part of speech: |
noun |
| definition: |
a chemical element of the alkali metal group that has nineteen protons in each nucleus, that occurs naturally only in compounds such as various salts, and that can be isolated as a soft silver-white solid that oxidizes swiftly in air. (symbol: K)
|
|
|
|
|
|
|