mean establishment of port - migrate down
- mean establishment of port
- mean grid north
- mean high level
- mean high water
- mean high water lunitidal interval
- mean high water neaps
- mean high water springs
- mean higher high water
- mean higher high water lunitidal interval
- mean higher high water springs
- mean land level
- mean level of earth's surface
- mean low water
- mean low water lunitidal interval
- mean low water neaps
- mean low water springs
- mean lower low water
- mean lower low water lunitidal interval
- mean lower low water springs
- mean neap range
- mean neap rise
- mean neaps
- mean range of the tide
- mean range of tide
- mean rise
- mean rise of tide
- mean sea depth
- mean sea level
- mean solar semi-diurnal constituent S2
- mean sphere level
- mean spring range
- mean spring rise
- mean springs
- mean steepness
- mean tide level
- mean wave period
- meand
- meander
- meander belt
- meander cut-off