SYMBOLS AND DEFINITIONS 



A wave-induced water orbit diameter near the bed 



D sediment grain diameter 



d water depth 



d^ water depth at wave-caused cut into plane slope 



dg water depth at seaward limit of intense bed agitation 



d, maximum water depth in wave tank 



g acceleration due to gravity 



H wave height 



Hq wave height in deep water 



L wavelength 



Lq = gT^/2TT wavelength in deep water 



L^ maximum wavelength in wave tank 



T wave period 



U^j maximum wave-induced horizontal velocity near the bed 



Y' ratio of density difference between sediment and fluid 

 to fluid density 



E number less than one 



V kinematic fluid viscosity 



E, = 27rd8/L dimensionless limit depth 



IT transcendental niomber 3.14 „o. 



^g = U^^/(egY'd) dimensionless sediment entrainment parameter 



'^i ~ ^^/(SY'D) dimensionless sediment mobility parameter 



CO = 2Tr/T wave frequency 



