Meaning of Dual | Babel Free
ˈd͡ʒuː.əlDefinitions
- Of an item that is one of a pair, the other item in the pair.
- Of a regular polyhedron with V vertices and F faces, the regular polyhedron having F vertices and V faces.
- The dual number.
- Of a vector in an inner product space, the linear functional corresponding to taking the inner product with that vector. The set of all duals is a vector space called the dual space.
- A head-to-head match or meet between two teams, such as two high schools or colleges.
Equivalents
Examples
“The octahedron is the dual of the cube.”
“Wrestling duals and meets take⟳ place⟳ at the Wisconsin Field House. There are no advance single event ticket sales.”
“But Dave agreed to participate⟳ in the Bulgarian dual, and that trapped me into having to wrestle⟳, too.”
“Early in 2021, she became the first female to compete⟳ and win⟳ a match⟳ at the Ter-Hark Cup wrestling dual, helping her squad to victory.”
CEFR level
C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
This word is part of the CEFR C2 vocabulary — mastery level.
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