Imaginary points

Imaginary points
Imaginary Im*ag"i*na*ry, a. [L. imaginarius: cf. F. imaginaire.] Existing only in imagination or fancy; not real; fancied; visionary; ideal. [1913 Webster]

Wilt thou add to all the griefs I suffer Imaginary ills and fancied tortures? --Addison. [1913 Webster]

{Imaginary calculus} See under {Calculus}.

{Imaginary expression} or {Imaginary quantity} (Alg.), an algebraic expression which involves the impossible operation of taking the square root of a negative quantity; as, [root]-9, a + b [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. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • Imaginary — Im*ag i*na*ry, a. [L. imaginarius: cf. F. imaginaire.] Existing only in imagination or fancy; not real; fancied; visionary; ideal. [1913 Webster] Wilt thou add to all the griefs I suffer Imaginary ills and fancied tortures? Addison. [1913… …   The Collaborative International Dictionary of English

  • Imaginary calculus — Imaginary Im*ag i*na*ry, a. [L. imaginarius: cf. F. imaginaire.] Existing only in imagination or fancy; not real; fancied; visionary; ideal. [1913 Webster] Wilt thou add to all the griefs I suffer Imaginary ills and fancied tortures? Addison.… …   The Collaborative International Dictionary of English

  • Imaginary expression — Imaginary Im*ag i*na*ry, a. [L. imaginarius: cf. F. imaginaire.] Existing only in imagination or fancy; not real; fancied; visionary; ideal. [1913 Webster] Wilt thou add to all the griefs I suffer Imaginary ills and fancied tortures? Addison.… …   The Collaborative International Dictionary of English

  • Imaginary quantity — Imaginary Im*ag i*na*ry, a. [L. imaginarius: cf. F. imaginaire.] Existing only in imagination or fancy; not real; fancied; visionary; ideal. [1913 Webster] Wilt thou add to all the griefs I suffer Imaginary ills and fancied tortures? Addison.… …   The Collaborative International Dictionary of English

  • Imaginary color — Normalized spectral sensitivity curves of the three kinds of cone cells, which define the space of human color sensation Non physical, unrealizable, or imaginary colors are points in a color space that correspond to combinations of cone cell… …   Wikipedia

  • Imaginary calculus — Calculus Cal cu*lus, n.; pl. {Calculi}. [L, calculus. See {Calculate}, and {Calcule}.] 1. (Med.) Any solid concretion, formed in any part of the body, but most frequent in the organs that act as reservoirs, and in the passages connected with… …   The Collaborative International Dictionary of English

  • Circular points at infinity — Circular Cir cu*lar, a. [L. circularis, fr. circulus circle: cf. F. circulaire. See {Circle}.] [1913 Webster] 1. In the form of, or bounded by, a circle; round. [1913 Webster] 2. repeating itself; ending in itself; reverting to the point of… …   The Collaborative International Dictionary of English

  • equinoctial points — equinoctial points, two imaginary points in the sky where the sun crosses the celestial equator …   Useful english dictionary

  • The Imaginary (Sartre) — The Imaginary , first published in French in 1940, is one of Jean Paul Sartre s important but often overlooked works. It lays out Sartre s concepts of the imagination and what it says about the nature of human consciousness that we can imagine at …   Wikipedia

  • Foster's Home for Imaginary Friends — Intertitle Genre Animated series, Fantasy, Sitcom Created by Craig McCracken …   Wikipedia

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