stone canal


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Related to stone canal: Ring Canal, radial canal

stone canal

n.
A calcareous tube in echinoderms that leads from the madreporite to a ring-shaped canal around the mouth.
References in periodicals archive ?
Director of the Department Ibrahim Younes Kheir Bek said that the unearthing works carried out in 2009 revealed a wall which goes back to the Phoenician stratum, as well as a well-preserved stone canal with a lid of a flat flagstone dating back to the Byzantine Era.
But the raw material is better than most, planned as a series of compartments including a water garden with stone canal, balustraded terrace, lawns, clipped yew hedges and a stone summer house.
In a quartet of novels--The Star Fraction (1995), The Stone Canal (1996), The Cassini Division (1998), and The Sky Road (1999)--MacLeod sets up several societies then lets them loose in something akin to the real world, where they can compete, infiltrate each other, and try to come to terms with their internal contradictions.