Hydroxide is a diatomic anion with chemical formula OH â . It consists of an oxygen and hydrogen atom held together by a covalent bond, and carries a negative electric charge.It is an important but usually minor constituent of water. It functions as a base, a ligand, a nucleophile and a catalyst.he hydroxide ion forms salts, some of which dissociate in aqueous solution, liberating solvated hydroxide ions. Sodium hydroxide is a multi-million-ton per annum commodity chemical.
Definition of 'ward'. ward. A ward is a room in a hospital which has beds for many people, often people who need similar treatment. A toddler was admitted to the emergency ward with a wound in his chest. A ward is a district which forms part of a political constituency or local council.
Full Definition of PARISH. 1. a (1) : the ecclesiastical unit of area committed to one pastor (2) : the residents of such an area b British: a subdivision of a county often coinciding with an original ecclesiastical parish and constituting the unit of local government.ull Definition of PARISH. 1. a (1) : the ecclesiastical unit of area committed to one pastor (2) : the residents of such an area b British: a subdivision of a county often coinciding with an original ecclesiastical parish and constituting the unit of local government.