HOW TO PRONOUNCE
dual
/ˈdul/
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American Pronunciation Guide · 1:03
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What does dual mean?
adjective
- Characterized by having two (usually equivalent) components.
- Pertaining to two, pertaining to a pair of.
- Pertaining to a grammatical number in certain languages that refers to two of something, such as a pair of shoes.
More meanings (9)
adjective
- Exhibiting duality.
- Being the space of all linear functionals of (some other space).
- Being the dual of some other category; containing the same objects but with source and target reversed for all morphisms.
noun
- 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.
verb
- To convert from single to dual; specifically, to convert a single-carriageway road to a dual carriageway.
Definitions regrouped for readability · CC BY-SA 4.0
IPA pronunciation
/ˈdul/
Wiktionary contributors · CC BY-SA 4.0 ↗Pronunciation varies by speaker and region. About these dictionary pronunciations.
In the pages of books
See this word in context.
It is a striking example of dual crime, four instances of which are given towards the end of this book.
Everywhere, throughout the early historic nations, were worshipped symbols of the attributes or functions of the dual or triune God.
More book examples (3)
At a very early period she had apprehended instinctively the dual life—that outward existence which conforms, the inward life which questions.
Having evolved the dual forces of its divine nature, the Ego sees that it is good and rests from its labor.
They have traveled East from Ohio in their touring car for the dual purpose of seeing the country and picking up a daughter.