Multilateral system. Multilateral system means any system or facility operated and/or managed by an investment firm or a market operator in which multiple third-party buying and selling trading interests in financial instruments are able to interact in the system.
Definition of kaka. : an olive-brown New Zealand parrot (Nestor meridionalis) with gray and red markings.
Ka is the acid dissociation constant. It is used to tell to what extent an acid dissociates in water and how strong of an acid it is. The higher the value of Ka, the stronger the acid is. Also Ka is spoken of often as pKa which is the -log(Ka).