A supporter of the Christian Church or its doctrine; specifically (in mid to late 19th century. England) a supporter of the Anglican Church. Also more generally: a member of the Church; a churchgoer.
Late 18th century. From church + -ite.
A rare mineral consisting of a hydrated phosphate of rare earth elements (chiefly yttrium; originally thought to be chiefly cerium), typically occurring as white needle-like crystals. In recent use also with following chemical symbol, as "churchite-(Y)".
Chemical formula: YPO₄·2H₂O. Crystal system: monoclinic.
Mid 19th century. From the name of Arthur Herbert Church, English chemist + -ite.