Tertiary (disambiguation)

From Wikipedia, the free encyclopedia

Tertiary is an adjective meaning "third" or "third hand". It may refer to:

• The Tertiary period of the geologic time scale
• Tertiaries, members of a Third order (lay folk connected with a Mendicant Order).
• Ternary, the base-3 numeral system.
• A tertiary consumer in an ecological sense.
• A Tertiary functional group (or usually ion) attached to carbon atom connected to 3 other Carbon atoms in organic chemistry
• Tertiaries, the smallest group of remiges (wing feathers), which attach to the upper arm. Usually, they are not flight feathers, but more like body plumage.
• In economics the tertiary sector (of industry) is the service sector or the service industry (as opposed to the primary -agricultural and natural resources- and secondary, manufacturing)
• In biochemistry, the tertiary structure of a protein is its overall shape, also known as its fold.
• Tertiary or post-secondary education
• Tertiary care is specialized consultative healthcare.
• Ternary_operation, In computer science a ternary operator (sometimes incorrectly referred to as a tertiary operator) is an operator that takes three arguments.

[edit] See also

• Primary (1)
• Secondary (2)
• Quaternary (4)
• Quinary (5)
• Senary (6)
• Septenary (7)
• Octonary (8)
• Nonary (9)
• Denary (10)
• Duodenary (12)
• Hexadenary (16)
• Vigenary (20)