- pyknomorphous
- Denoting a cell or tissue that stains deeply because the stainable material is closely packed. [pykno- + G. morphe, form, shape]
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pyk·no·mor·phous (pik″no-morґfəs) [pykno- + morph- + -ous] having the stainable elements compactly arranged; a term applied to certain nerve cells.
Medical dictionary. 2011.