Term: grey area: an intermediate area; a topic that is not clearly one thing or the other
Broader: area: a subject of study | Unrelated: tonsillitis: inflammation of the tonsils (especially the palatine tonsils)
Broader: area: a subject of study | Unrelated: camellia: any of several shrubs or small evergreen trees having solitary white or pink or reddish flowers
Broader: area: a subject of study | Unrelated: reading: written material intended to be read
Broader: area: a subject of study | Unrelated: degressive tax: any tax in which the rate decreases as the amount subject to taxation increases
Broader: area: a subject of study | Unrelated: pregnanediol: a compound found in women's urine during certain phases of the menstrual cycle and in the urine of pregnant women
Broader: area: a subject of study | Unrelated: interface: the overlap where two theories or phenomena affect each other or have links with each other
Broader: area: a subject of study | Unrelated: millicurie: a unit of radioactivity equal to one thousandth of a curie
Broader: area: a subject of study | Unrelated: thoracotomy: surgical incision into the chest walls opening up the pleural cavity
Broader: area: a subject of study | Unrelated: benzofuran: a colorless oily compound extracted from coal tar and used in manufacturing synthetic resins
Broader: area: a subject of study | Unrelated: alkylbenzenesulfonate: sulfonate of alkyl benzene