Useful english dictionary. 2012.
Parent material — Parent material, in soil science, means the underlying geological material (generally bedrock or a superficial or drift deposit) in which soil horizons form. Soils typically get a great deal of structure and minerals from their parent material.… … Wikipedia
parent material — Material from which soil or sediment was formed [16] … Lexicon of Cave and Karst Terminology
parent-material — rock or regolith from which the inorganic, mineral component of a soil is derived … Geography glossary
parent material — The unconsolidated and more or less chemically weathered mineral or organic matter from which a soil’s solum is developed by pedogenic processes. GSST … Glossary of landform and geologic terms
Parent (disambiguation) — Parent may refer to:*Parenting, comprising all the tasks involved in raising a child to an independent adult. Types of parents include: **Foster parent, an adult guardian to whom one or more children have been legally entrusted **Godparent, in… … Wikipedia
Parent rock — refers to the original rock from which something else was formed. It is mainly used in the context of soil formation where the parent rock will have a large influence on the nature of the resulting soil. The term is also used in the context of… … Wikipedia
Parent company — A parent company is a company that owns enough voting stock in another firm to control management and operations by influencing or electing its board of directors; the second company being deemed as a subsidiary of the parent company. The… … Wikipedia
parent — I. noun Etymology: Middle English, from Anglo French, from Latin parent , parens; akin to Latin parere to give birth to Date: 15th century 1. a. one that begets or brings forth offspring b. a person who brings up and cares for another 2. a. an… … New Collegiate Dictionary
parent — 1. An individual who has produced at least one offspring through sexual reproduction. 2. Any source or basis, as for the elaboration of a substance. [L. parens, fr. pario, to bring forth] * * * parenteral * * * par·ent par ənt, per n 1) one that… … Medical dictionary
source material — noun 1. : basic raw material requires … actual source materials in original languages on cultures, customs, economy D.H.Clift ship nuclear source materials to allied nations Time 2. : parent material … Useful english dictionary
