ex·er·cise 1 /'ek-sər-ˌsīz/ n
1: the discharge of an official function or professional occupation
2: the act or an instance of carrying out the terms of an agreement (as an option)
exercise 2 vt -cised, -cis·ing
1: to make effective in action
exercising power
2: to bring to bear
3: to implement the terms of (as an option)
ex·er·cis·able /ˌek-sər-'sī-zə-bəl, 'ek-sər-ˌsī-/ adj
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.