Term: disappearance: ceasing to exist
Broader: happening: an event that happens | Unrelated: elevation: distance of something above a reference point (such as sea level)
Broader: happening: an event that happens | Unrelated: durra: sorghums of dry regions of Asia and North Africa
Broader: happening: an event that happens | Unrelated: plutonium: a solid silvery grey radioactive transuranic element whose atoms can be split when bombarded with neutrons; found in minute quantities in uranium ores but is usually synthesized in nuclear reactors; 13 isotopes are known with the most important being plutonium 239
Broader: happening: an event that happens | Unrelated: rank and file: people who constitute the main body of any group
Broader: happening: an event that happens | Unrelated: megaloblastic anemia: anemia characterized by many large immature and dysfunctional red blood cells (megaloblasts) in the bone marrow; associated with pernicious anemia
Broader: happening: an event that happens | Unrelated: numeral: a symbol used to represent a number
Broader: happening: an event that happens | Unrelated: protagonist: the principal character in a work of fiction
Broader: happening: an event that happens | Unrelated: archaism: the use of an archaic expression
Broader: happening: an event that happens | Unrelated: hitchhiker: a person who travels by getting free rides from passing vehicles
Broader: happening: an event that happens | Unrelated: hand drill: a small portable drill held and operated by hand