'The first has been available to the social and human scientist for years, the second has emerged primarily during the last three or four decades, and the last is new and still developing in form and substance. This chapter introduces the reader to the three approaches to research.
Freebase(0.00 / 0 votes)Rate this definition: Plafond. Plafond, in a broad sense, is any ceiling of any premise. Plafond can be product of monumental and decorative painting and sculpture; subject or ornamental â also is designated by the term Plafond.
cusp. Cusps of the atrioventricular (tricuspid) valve. semilunar cusp any of the semilunar segments of the aortic valve (having posterior, right, and left cusps) or the pulmonary valve (having anterior, right, and left cusps).(kÅ­sp).usp. a pointed or rounded projection, such as on the crown of a tooth, or a segment of a cardiac valve. See also valvula. Carabelli cusp an accessory fifth cusp on the lingual surface of many maxillary first molars; it may be unilateral or bilateral and varies in size from person to person.