meagre limemeanmean annual evaporationmean annual precipitationmean annual rainfallmean annual runoffmean daily dischargemean depthmean elevationmean free pathmean highway speedmean hydrostatic stressmean monthly dischargemean monthly runoffmean normal stressmean radiusmean sea levelmean seasonal dischargemean section methodmean solar timemean space headwaymean speedmean spot speedmean square errormean time headwaymean value theoremmean velocitymean velocity positionmean watermean water levelmeandermeander beltmeander lengthmeander ratiomeander widthmeanderingmeasuremeasure of central tendencymeasurementmeasuring flumemeasuring instrumentmeasuring markmeasuring tapemeasuring weirmechanical advantagemechanical aerationmechanical analysismechanical analysis of soilmechanical anchoragemechanical bond