pe·dol·o·gy 2 
(pĭ-dŏlə-jē, pĕ-)
(pĭ-dŏlə-jē, pĕ-)n.
The scientific study of soils, including their origins, characteristics, and uses.
[PEDO-1 + -LOGY.]
ped′o·logic (pĕd′l-ŏjĭk), ped′o·logi·cal (-ĭ-kəl) adj.
ped′o·logi·cal·ly adv.
pe·dolo·gist n.