sclerenchyma
Pronunciation:
/sklɪəɹˈɛŋkɪmə//skləɹˈɛŋkəmə/noun
Definitions
A mechanical ground tissue, impermeable to water, which consists of cells having narrow lumen and thick, mineralized walls of lignin; present in stems, vascular bundles (of monocots), seed coverings, and vein and tips of leaves.
The hard calcareous deposit in the tissues of the stony corals (Anthozoa).