Term: invalidator: an official who can invalidate or nullify
Broader: official: a worker who holds or is invested with an office | Unrelated: maestro: an artist of consummate skill
Broader: official: a worker who holds or is invested with an office | Unrelated: cell membrane: a thin membrane (a double layer of lipids) enclosing the cytoplasm of a cell; proteins in the membrane control passage of ions (like sodium or potassium or calcium) in and out of the cell
Broader: official: a worker who holds or is invested with an office | Unrelated: orientalist: a specialist in oriental subjects
Broader: official: a worker who holds or is invested with an office | Unrelated: sulfur hexafluoride: a colorless gas that is soluble in alcohol and ether; a powerful greenhouse gas widely used in the electrical utility industry
Broader: official: a worker who holds or is invested with an office | Unrelated: ricinus: a genus of herb having only one known species: castor-oil plant
Broader: official: a worker who holds or is invested with an office | Unrelated: pussy willow: small willow of eastern North America having greyish leaves and silky catkins that come before the leaves
Broader: official: a worker who holds or is invested with an office | Unrelated: nephrops: a genus of Nephropsidae
Broader: official: a worker who holds or is invested with an office | Unrelated: shoulder patch: patch worn on the shoulder of a military uniform to indicate rank
Broader: official: a worker who holds or is invested with an office | Unrelated: house: a building in which something is sheltered or located
Broader: official: a worker who holds or is invested with an office | Unrelated: bolshevism: Soviet communism