Symbol Definition 



Basic 

 Units 

 (in F,L, 



T Systeifi) 



^.betay 



(gSiLma) 



A 



(delta) 



(delta) 



yj 



(etaj 



9 

 (Theta) 



Angular position of the water 

 particle when the maximum horizontal 

 particle velocity occurs. 

 Also; I'Jave age, the ratio of wave 



velocity to the Arelocity of 



the generating wind 

 Also: An angle 



Resistance coefficient applicable 

 to. wind 



Change 



w'ave steepness^ K/L 



(lambda) 



p. 



(mu) 



1? 



(nu) 



IT 

 (pi) 



(rho) 



V.'ave surface elevation 



Angle of wall face with horizontal 

 (for earth pressures) 

 Also: Angular displacement 

 Also: Temperature, a basic unit 

 Also: Angle of variability in the 



direction of wave travel 

 Also: Angle of the face of a 



structure with the hori- 

 zontal 



VJave length 



ArithjTietic mean 



Also: Absolute viscosity 



i\lso: Coefficient of friction 



Kinematic viscosity 



3.1i|.l6 - Ratio of circumference 

 of a circle to the diameter 



Correlation coefficient 



Also: Mass density, any substance 



B-9 



FT/L^ 

 l2/T 



FT2/L^ 

 (M/l3) 



Example in 

 English Units 



degrees 



degrees 



as stated 



feet 



degrees 

 Radians 

 degrees F. 



degrees 



degrees 

 feet 



appropriate units 

 lb-sec/ft2 



ft /sec 



slugs/ft^ 



