Syzygy 2 : With respect to tides, whenever the Moon is lined up with the Earth and Sun in a straight Sun-MoonEarth or Sun-Earth-Moon configuration. At these times the range of tide is greater than average. See spring tides or tidal currents
National Oceanic and Atmospheric Administration NOAA, Tide and Current Glossary, National Ocean Service, CO-OPS, Products and Services N/OPS3, Silver Spring, MD, USA 1999. http://co-ops.nos.noaa.gov/publications/glossary2. pdf, (ND/ Tide and Current - Amer) {830}