differential heat of sorptiondifferential shrinkagedifferentiateddiffusediffuse layerdiffuse lightdiffuserdiffusingdiffusiondiffusion coefficientdiffusion constantdiffusion numberdiffusion propertydiffusion ratediffusion velocitydilatationdilutedilutiondimdimensiondimensional analysisdimensional stabilitydimerdimerisationdimethyl formamidediminutiondimitydimity checkdimity corddimmafildimnessdingydinittrileadiolediolendip dyeingdiphenyldipol momentdipolar iondipoledipole forcedipole iondipole momentdireconal frictionaldirectdirect beamingdirect card feedingdirect colourdirect colour selectordirect dye