(astronomy) A spiral galaxy with a central bar-shaped structure composed of stars.

Hormaphis hamamelidis, the aphid that causes witch-hazel cone gall.

Cone-shaped distortions of the leaves of witch-hazel trees, caused by Hormaphis hamamelidis, the witch-hazel cone gall aphid.

An herbal shrub with a sweet resinous scent, Myrica gale, growing on moors and fens.

(astronomy) Any of a class of galaxies that have nuclei with excessive amounts of ultraviolet emissions.

A gall shaped like a hazelnut, growing in clusters on grapevines, produced by the larva of a gallfly (genus Cecidomyia).

(inorganic chemistry) A mixed arsenide of aluminium and gallium that is used as a semiconductor

(inorganic chemistry) A semiconductor composed of a mixture/alloy of gallium arsenide and gallium phosphide

The neutral salt skimmed from the surface of melted crown glass.

A small city in Yukon-Koyukuk Census Area, Alaska. / A city, the county seat of Jo Daviess County, Illinois. Named after the mineral galena. / A census-designated place in Floyd County, Indiana.