- 1. a. Existing only in imagination or fancy; not real; fancied; visionary; ideal. Source: opted
- 2. n. An imaginary expression or quantity. Source: opted
- 3. adj. not based on fact; existing only in the imagination Source: wordnet
- 4. n. (mathematics) a number of the form a+bi where a and b are real numbers and i is the square root of -1 Source: wordnet
- 5. Existing only in imagination or fancy; not real; fancied; visionary; ideal. Wilt thou add to all the griefs I suffer Imaginary ills and fancied tortures Addison. Imaginary calculus See under Calculus. -- Imaginary expression or quantity (Alg.), an algebraic expression which involves the impossible operation of taking the square root of a negative quantity; as, sq. root-9, a + b sq. root-1. -- Imaginary points, lines, surfaces, etc. (Geom.), points, lines, surfaces, etc., imagined to exist, although by reason of certain changes of a figure they have in fact ceased to have a real existence. Syn. -- Ideal; fanciful; chimerical; visionary; fancied; unreal; illusive. An imaginary expression or quantity. Source: webster
- 6. Existing only in imagination or fancy; not real; fancied;visionary; ideal.Wilt thou add to all the griefs I suffer Imaginary ills and fanciedtortures Addison.Imaginary calculus See under Calculus.-- Imaginary expression or quantity (Alg.), an algebraic expressionwhich involves the impossible operation of taking the square root ofa negative quantity; as, sq. root-9, a + b sq. root-1.-- Imaginary points, lines, surfaces, etc. (Geom.), points, lines,surfaces, etc., imagined to exist, although by reason of certainchanges of a figure they have in fact ceased to have a realexistence. Source: adambom
- 7. j:100 n (mathematics) a number of the form a+bi where a and b are real numbers and i is the square root of -1 s not based on fact; unreal Source: ecdict
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