ideality

From Medieval Latin ideālitās (“ideality”), from Late Latin ideālis (“ideal”). By surface analysis, ideal +‎ -ity.

• IPA^(key): /aɪdiˈælɪti/

ideality (countable and uncountable, plural idealities)

1. (uncountable) The quality or state of being ideal.
   • 1834, L[etitia] E[lizabeth] L[andon], chapter III, in Francesca Carrara. […], volume II, London: Richard Bentley, […], (successor to Henry Colburn), →OCLC, page 32:

     It is commonly said that love never lasts. Now, that is not so much from change, or that it exhausts itself, as that it is mixed up with the paltry cares and daily interests of life; thus losing its ideality, which constitutes its great charm.

2. (uncountable) The capacity to form ideals of beauty or perfection.
3. The conceptive faculty.

• idea
• ideal

Aside from the proper noun Oceania, this is the shortest five-syllable word in the English language.

• “ideality”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.
• William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “ideality”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.

• aedility, ædility