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the meshwork of embryonic connective tissue in the mesoderm; from it are formed the connective tissues of the body as well as blood vessels and lymph vessels. adj., adj mesen´chymal.
1. An aggregation of mesenchymal or fibroblastlike cells.
2. Primordial embryonic connective tissue consisting of mesenchymal cells, usually stellate in form, supported in interlaminar jelly.
[mes- + G. enkyma, infusion]