Term: clack valve: a simple valve with a hinge on one side; allows fluid to flow in only one direction
Broader: valve: control consisting of a mechanical device for controlling the flow of a fluid | Unrelated: product research: marketing research that yields information about desired characteristics of the product or service
Broader: valve: control consisting of a mechanical device for controlling the flow of a fluid | Unrelated: wartime: a period of time during which there is armed conflict
Broader: valve: control consisting of a mechanical device for controlling the flow of a fluid | Unrelated: cerebral vein: any of several veins serving the cerebral hemispheres of the brain
Broader: valve: control consisting of a mechanical device for controlling the flow of a fluid | Unrelated: topicality: the attribute of being of interest at the present time
Broader: valve: control consisting of a mechanical device for controlling the flow of a fluid | Unrelated: erythronium: perennial bulbous herbs most of northern United States: dogtooth violet; adder's tongue; trout lily; fawn lily
Broader: valve: control consisting of a mechanical device for controlling the flow of a fluid | Unrelated: addition reaction: a chemical reaction in which one molecule is added to another
Broader: valve: control consisting of a mechanical device for controlling the flow of a fluid | Unrelated: metonym: a word that denotes one thing but refers to a related thing
Broader: valve: control consisting of a mechanical device for controlling the flow of a fluid | Unrelated: psychodidae: very small two-winged flies with hairy wings that develop in moss and damp vegetable matter: sand flies
Broader: valve: control consisting of a mechanical device for controlling the flow of a fluid | Unrelated: crash dive: a rapid descent by a submarine
Broader: valve: control consisting of a mechanical device for controlling the flow of a fluid | Unrelated: oculopharyngeal muscular dystrophy: a form of muscular dystrophy that usually begins between early adulthood and middle age and first affects muscles of the eyelid and throat; progresses slowly with swallowing problems common as the disease progresses; inheritance is autosomal dominant