This curious form of religion began in the 19th century and proliferated after World War II.
As new new forms of media proliferate, these limitations become even more important to consider if MMM's are to be used in attempts to quantify their effectiveness.
New forms of furniture in the Windsor style proliferated in America, the most important of which were writing-arm chairs, rocking chairs, settees, infants' cradles and children's high chairs.
Myriad forms of life - transported from Earth and altered to fit the new conditions - proliferate beyond the control of their would-be masters.
This form of church building has proliferated since the Renaissance, especially in Protestant churches.
The use of cross- as a combining form is proliferating.
But I.R.S. officials say many forms of cheating have proliferated and tax revenues should be even higher.
And, of course, its forms proliferated.
But with states searching for additional sources of revenue, racing dates have been expanded - putting neighboring states in competition year-round - and other forms of gambling have proliferated.
Games and other forms of electronic entertainment will proliferate.