Panicum amarum, native to the southern Atlantic and Gulf coasts of North America, Cuba, and Bahama.

A disease of apples, caused by the fungus Colletotrichum gloeosporioides.

colocynth

A bitter that is relatively light and easy to drink.

plural of Bitter electromagnet

plural of Bitter plate

Any of the circular conducting metal plates in a Bitter electromagnet.

A strong electromagnet constructed from circular conducting metal plates (Bitter plates) and insulating spacers stacked in a helical configuration, rather than coils of wire.

A tree of the species Prunus amygdalus (order Rosales). / The seed of this tree, which is unpalatably bitter and bears many times the cyanide of the sweet almond.

Citrullus colocynthis, a vine that bears a hard, bitter fruit. / A bitter preparation applied to an object to discourage dogs from chewing on it.