Meanings

varying variable

change of address

meanwhile

variation

variational principle

change

large deformation

change of mobile phone (without changing carrier or phone number)

change of mobile phone (without changing carrier or phone number)

system by which hitting a certain jackpot increases the probability of hitting the next jackpot (on prepaid card pachinko machines)

making a funny face

parameter

random effect

coefficient of variation

changing lanes

breaking (a contract, promise, etc.)

contravariance

exogeneous variable

endogenous variable

displacement sensor