Term: sprag: a chock or bar wedged under a wheel or between the spokes to prevent a vehicle from rolling down an incline
Broader: physical entity: an entity that has physical existence | Unrelated: jotting: a brief (and hurriedly handwritten) note
Broader: physical entity: an entity that has physical existence | Unrelated: utility: the service (electric power or water or transportation) provided by a public utility
Broader: physical entity: an entity that has physical existence | Unrelated: steam whistle: a whistle in which the sound is produced by steam; usually attached to a steam boiler
Broader: physical entity: an entity that has physical existence | Unrelated: brace: elastic straps that hold trousers up (usually used in the plural)
Broader: physical entity: an entity that has physical existence | Unrelated: inkblot: a blot made with ink
Broader: physical entity: an entity that has physical existence | Unrelated: issue: one of a series published periodically
Broader: physical entity: an entity that has physical existence | Unrelated: turkey: an event that fails badly or is totally ineffectual
Broader: physical entity: an entity that has physical existence | Unrelated: power tool: a tool driven by a motor
Broader: physical entity: an entity that has physical existence | Unrelated: protein folding: the process whereby a protein molecule assumes its intricate three-dimensional shape
Broader: physical entity: an entity that has physical existence | Unrelated: hemlock: large branching biennial herb native to Eurasia and Africa and adventive in North America having large fernlike leaves and white flowers; usually found in damp habitats; all parts extremely poisonous