Words / 1907 Nuttall Encyclopædia of General Knowledge / L / Litmus
a b c d e f g h i j k l m n o p q r s t u v w x y z
Litmus, a colouring matter obtained from certain lichens; extensively used in chemical experiments to detect acids, for instance.
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)