tertiary (redirected from Tertiary Period.)

tertiary /ter·ti·ary/ (ter´she-ar?e) third in order.

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ter·ti·ar·y (tûrsh-r)

adj.

1. Third in place, order, degree, or rank.

2. Of or relating to salts of acids containing three replaceable hydrogen atoms.

3. Of or relating to organic compounds in which a group is bound to three nonelementary radicals.

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tertiary

third in order.

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tertiary care

that provided by a veterinary school or equivalent institution, staffed by specialists and providing advanced diagnostic procedures.

tertiary structure proteins

unique structure made up of secondary structure elements (such as helices, ß-sheets) folded in a specific way to determine the three-dimensional, biologically-active conformation of a protein.