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imaginary

DEFINITIONS OF: imaginary

1

adj not based on fact; unreal

“a small child's imaginary friends”
Synonyms:
fanciful, notional
unreal
lacking in reality or substance or genuineness; not corresponding to acknowledged facts or criteria

n (mathematics) a number of the form a+bi where a and b are real numbers and i is the square root of -1

Synonyms:
complex number, complex quantity, imaginary number
Types:
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complex conjugate
either of two complex numbers whose real parts are identical and whose imaginary parts differ only in sign
real, real number
any rational or irrational number
pure imaginary number
an imaginary number of the form a+bi where a is 0
dot product, inner product, scalar product
a real number (a scalar) that is the product of two vectors
imaginary part, imaginary part of a complex number
the part of a complex number that has the square root of -1 as a factor
rational, rational number
an integer or a fraction
irrational, irrational number
a real number that cannot be expressed as a rational number
Type of:
number
a concept of quantity involving zero and units
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