Term: knock: the sound of knocking (as on a door or in an engine or bearing)
Broader: sound: the sudden occurrence of an audible event | Unrelated: frock: a habit worn by clerics
Broader: sound: the sudden occurrence of an audible event | Unrelated: gadidae: large family of important mostly marine food fishes
Broader: sound: the sudden occurrence of an audible event | Unrelated: madreporaria: stony corals
Broader: sound: the sudden occurrence of an audible event | Unrelated: exponentiation: the process of raising a quantity to some assigned power
Broader: sound: the sudden occurrence of an audible event | Unrelated: respiratory quotient: the ratio of the volume of carbon dioxide expired to the volume of oxygen consumed by an organism or cell in a given period of time
Broader: sound: the sudden occurrence of an audible event | Unrelated: auriculariaceae: fungi having gelatinous sporophores
Broader: sound: the sudden occurrence of an audible event | Unrelated: scombroidea: mackerels; tunas; albacores; bonitos; swordfishes; sailfishes
Broader: sound: the sudden occurrence of an audible event | Unrelated: frustum: a truncated cone or pyramid; the part that is left when a cone or pyramid is cut by a plane parallel to the base and the apical part is removed
Broader: sound: the sudden occurrence of an audible event | Unrelated: beeper: an electronic device that generates a series of beeps when the person carrying it is being paged
Broader: sound: the sudden occurrence of an audible event | Unrelated: scomberesocidae: only sauries