Primary Root

Science / Biology / Primary Root: The first root formed by a plant.

Other Words for Primary

Primary Adjective Synonyms: firsthand, direct, immediate
Primary Adverb Synonyms: first, prime, principal, chief, main, leading, pre-eminent, cardinal, fundamental, basic, essential, predominant, elementary, elemental, underlying
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Other Words for Root

Root Noun Synonyms: base, basis, foundation, source, seat, cause, fountain-head, origin, fount, well-spring
Root Verb Synonyms: rootstock, rootstalk, tap root, rootlet, tuber, radix, radicle, radicel, rhizome, rhizomorph
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Tap Root

Science / Biology / Tap Root: A primary root that grows vertically downward and gives off small lateral roots; occurs in dicots. Root system in plants characterized by one root longer than the other roots. Example: carrot. MORE

Adventitious Roots

Science / Biology / Adventitious Roots: Roots that develop from the stem following the death of the primary root. Branches from the adventitious roots form a fibrous root system in which all roots are about the same size; occur in monocots. MORE

Primary Standard

Science / Chemistry / Primary Standard: A stable, high-purity material used in titrations and other chemical analyses to prepare solutions of precisely known concentration, or to determine the concentrations of substances which react with t MORE

Primary Source

Entertainment / Literature / Primary Source: Literary scholars distinguish between primary sources, secondary sources, and educational resources. Students should also. To understand the difference, click here. MORE

Primary Structure

Science / Biology / Primary Structure: The sequence of amino acids in a protein. MORE

Primary Source Verification

Health / Health Insurance / Primary Source Verification: A process through which an organization validates credentialing information from the organization that originally conferred or issued the credentialing element to the practitioner. MORE

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