from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A conception of something in its absolute perfection.
- n. One that is regarded as a standard or model of perfection or excellence.
- n. An ultimate object of endeavor; a goal.
- n. An honorable or worthy principle or aim.
- adj. Of, relating to, or embodying an ideal.
- adj. Conforming to an ultimate form or standard of perfection or excellence.
- adj. Considered the best of its kind.
- adj. Completely or highly satisfactory: The location of the new house is ideal.
- adj. Existing only in the mind; imaginary.
- adj. Lacking practicality or the possibility of realization.
- adj. Of, relating to, or consisting of ideas or mental images.
- adj. Philosophy Existing as an archetype or pattern, especially as a Platonic idea or perception.
- adj. Philosophy Of or relating to idealism.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Optimal; being the best possibility.
- adj. Perfect, flawless, having no defects.
- adj. Pertaining to ideas, or to a given idea.
- adj. Existing only in the mind; conceptual, imaginary.
- adj. Not actually present, but considered as present when limits at infinity are included.
- n. A perfect standard of beauty, intellect etc., or a standard of excellence to aim at.
- n. A subring closed under multiplication by its containing ring.
from the GNU version of the Collaborative International Dictionary of English
- adj. Existing in idea or thought; conceptional; intellectual; mental.
- adj. Reaching an imaginary standard of excellence; fit for a model; faultless.
- adj. Existing in fancy or imagination only; visionary; unreal.
- adj. Teaching the doctrine of idealism.
- adj. Imaginary.
- n. A mental conception regarded as a standard of perfection; a model of excellence, beauty, etc.
from The Century Dictionary and Cyclopedia
- Of or pertaining to or consisting in ideas.
- Existing only in idea; confined to thought or imagination.
- Conforming completely to a standard of perfection; perfect.
- In philosophy, regarding ideas as the only real entities; pertaining to or of the nature of idealism.
- Arising from ideas or conceptions; based upon an ideal or ideals; manifesting or embodying imagination; imaginative: as, the ideal school in art or literature; an ideal statue or portrait.
- Synonyms Imaginary, fanciful, shadowy, unreal, chimerical.
- n. That which exists only in idea; a conception that exceeds reality.
- n. An imaginary object or individual in which an idea is conceived to be completely realized; hence, a standard or model of perfection: as, the ideal of beauty, virtue, etc.; Bayard, the ideal of chivalry.
- n. A standard of desire; an ultimate object or aim; a mental conception of what is most desirable: as, one's ideal of enjoyment; our ideals are seldom attained.
- n. Synonyms Pattern, Model, etc. See example.
- In projective geometry, infinitely distant.
- n. In mathematics, an ideal number.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. model of excellence or perfection of a kind; one having no equal
- adj. conforming to an ultimate standard of perfection or excellence; embodying an ideal
- adj. constituting or existing only in the form of an idea or mental image or conception
- adj. of or relating to the philosophical doctrine of the reality of ideas
- n. the idea of something that is perfect; something that one hopes to attain
From Middle English, pertaining to the divine archetypes of things, from Late Latin ideālis, from Latin idea, idea; see idea.(American Heritage® Dictionary of the English Language, Fourth Edition)
From French idéal, from Late Latin ideālis ("existing in idea"), from Latin idea ("idea"); see idea. (Wiktionary)