histopathological

his·to·pa·thol·o·gy   (hĭs'tō-pə-thŏl'ə-jē, -pā-)    n.  The study of the microscopic anatomical changes in diseased tissue. his'to·path'o·log'ic (-pāth'ə-lŏj'ĭk), his'to·path'o·log'i·cal adj., his'to·path'o·log'i·cal·ly adv., his'to·pa·thol'o·gist n.

Main Entry: his·to·pa·thol·o·gy
Pronunciation: "his-tO-p&-'thäl-&-jE, -pa-
Function: noun
Inflected Form: plural -gies
1 : a branch of pathology concerned with the tissue changes characteristic of disease
2 : the tissue changes that affect a part oraccompany a disease —his·to·path·o·log·ic /-"path-&-'läj-ik/ or his·to·path·o·log·i·cal /-i-k&l/ adjective —his·to·path·o·log·i·cal·ly /-i-k(&-)lE/ adverb

histopathology his·to·pa·thol·o·gy (hĭs'tō-pə-thŏl'ə-jē, -pā-)
n.
The science concerned with the cytologic and histologic structure of abnormal or diseased tissue.