DICTIONARY OF

Syphering 343 Syzygy Tide
Syphering. Lapping the chamfered edge of one plank, over the chamfered edge of another,
so that there is a smooth surface at the lap.
Syren. 'Siren.'
System Internationale. The metric units and their abbreviations are:
length: metre m angle: radian force: newton
mass: kilogram kg area: square metre couple: newton-metre
time: seconds s volume: cubic metre pressure: newton/sq. metre
current: ampere A frequency: hertz (pascal)
luminosity: candela cd (cycles/sec.) work, energy: joule
speed: metre/sec, power: watt W
Syzygy. That position of Moon, or a planet, when it is in opposition or conjunction.
Syzygy Tide. Afternoon tide, at a place, when Moon is in syzygy.