| Alkali (alkali) |
|---|
| n. | (?; 277) |
|---|
| Al"ka*li |
| ; pl.
Alkalis or Alkalies ((?)). [F.
alcali, ultimately fr. Ar. alqal***imacr] ashes of the plant
saltwort, fr. qalay to roast in a pan, fry.] |
Soda ash; caustic soda, caustic potash, etc.
One of a class of caustic bases,
such as soda, potash, ammonia, and lithia, whose distinguishing
peculiarities are solubility in alcohol and water, uniting with oils and
fats to form soap, neutralizing and forming salts with acids, turning to
brown several vegetable yellows, and changing reddened litmus to
blue.
|
| Alkali (alkali) |
|---|
| n. | (?) |
|---|
| Al"ka*li |
|
Soluble mineral
matter, other than common salt, contained in soils of natural
waters.
|
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In celebration of Noah Webster's Birthday (October 16, 2009), we have prepared an updated website. 