mean lower low water en · NOUN
Meanings
- (US) A reference tidal height equal to the average of the daily lower low water heights of a 19-year period (the National Tidal Datum Epoch).
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| mean lower low waters | Number=Plur | lexicographic | |
| MLLW | Abbr=Yes | lexicographic |