Definitions

from The Century Dictionary.

  • noun The cell of a sponge spicule; the blastema or formative tissue in which the sclerous elements of sponges arise.

Etymologies

Sorry, no etymologies found.

Examples

  • As they grow round the chorda and enclose it they form the skeleton plate or skeletogenetic layer -- that is to say, the skeleton-forming stratum of cells, which provides the mobile foundation of the permanent vertebral column and skull (scleroblast).

    The Evolution of Man — Volume 2

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