Term: alpha particle: a positively charged particle that is the nucleus of the helium atom; emitted from natural or radioactive isotopes
Broader: particle: a body having finite mass and internal structure but negligible dimensions | Unrelated: bongo: large forest antelope of central Africa having a reddish-brown coat with white stripes and spiral horns
Broader: particle: a body having finite mass and internal structure but negligible dimensions | Unrelated: rotating mechanism: a mechanism that rotates
Broader: particle: a body having finite mass and internal structure but negligible dimensions | Unrelated: lode: a deposit of valuable ore occurring within definite boundaries separating it from surrounding rocks
Broader: particle: a body having finite mass and internal structure but negligible dimensions | Unrelated: serum albumin: albumin occurring in blood serum; serves to maintain the somatic pressure of the blood
Broader: particle: a body having finite mass and internal structure but negligible dimensions | Unrelated: analysis: a branch of mathematics involving calculus and the theory of limits; sequences and series and integration and differentiation
Broader: particle: a body having finite mass and internal structure but negligible dimensions | Unrelated: contact print: a print made by exposing a photosensitive surface to direct contact with a photographic negative
Broader: particle: a body having finite mass and internal structure but negligible dimensions | Unrelated: fastness: the quality of being fixed in place as by some firm attachment
Broader: particle: a body having finite mass and internal structure but negligible dimensions | Unrelated: sprit: a light spar that crosses a fore-and-aft sail diagonally
Broader: particle: a body having finite mass and internal structure but negligible dimensions | Unrelated: nyctereutes: raccoon dogs
Broader: particle: a body having finite mass and internal structure but negligible dimensions | Unrelated: printing unit: a unit of measurement for printing