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base

Term: base (chemistry)
Origin: Anc Greek
βάσις> vassis (=step, pedestal, foundation)
>βαίνω/vaino(=step, go, come)
Coined:
Guillaume-François Rouelle (1703-1770)
In 1754 by French chemist Guillaume-François Rouelle (1703-1770) as he noted that acids turned into solid salts only when combined with specific substances. These substances formed a concrete base  for the salt, and hence the name.
Definition
A base is a substance that can accept hydrogen ions or any chemical compound that yields hydroxide ions (OH-) in solution

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