DrugFacts: Synthetic Cathinones (âBath Saltsâ). The term âbath saltsâ refers to an emerging family of drugs containing one or more synthetic chemicals related to cathinone, an amphetamine-like stimulant found naturally in the khat plant.arly indications are that synthetic cathinones have a high abuse and addiction potential. In a study of the rewarding and reinforcing effects of MDPV, rats showed self-administration patterns and escalation of drug intake nearly identical to methamphetamine.
Adj. 1. tumultuous-characterized by unrest or disorder or insubordination; effects of the struggle will be violent and disruptive; riotous times; these troubled areas; the tumultuous years of his administration; a turbulent and unruly childhood.
Freebase (0.00 / 0 votes) Rate this definition: Megastructure A megastructure is a very large manmade object, though the limits of precisely how large this is vary considerably. Some apply the term to any especially large or tall building. Some sources define a megastructure as an enormous self-supporting artificial construct.