Origin of rhoClassical Greek rh? ; from Sem: compare Classical Hebrew (language) rosh (see Rosh Hashana), r?sh (see resh)
Origin of rhoGreek rh&omacron;, of Phoenician origin; see rℵš in Semitic roots.
- (biochemistry) Any of a family of GTP-binding proteins
rho - Investment & Finance Definition
A measurement of the change in the premium of an option, or its sales price, in relation to a percentage-point change in the interest rate. Rho measures the sensitivity of the option’s value to interest rates.