Definition of "elative"

elative¹

/ɪˈleɪtɪv/

noun
plural elatives
1. In Semitic languages, the “adjective degree of superiority.” In some languages such as Arabic, the concepts of comparative and superlative degree of an adjective are merged into a single form, the elative. How this form is understood or translated depends upon context and definiteness. In the absence of comparison, the elative conveys the notion of “greatest”, “supreme.”
adjective
not comparable
1. (rare) Exalted; feeling elation.
  Quotations
  And so the fleas, and flies in their degree, / By their attracted moyst humiditie, / Drawne from a certaine vertue elatiue, / Whence raine his generation doth deriue: / Seeke more than their accustom'd nutriment.
  1595, Thomas Lodge, A fig for Momus
  Thither shall gratitude's feelings elative wend, / Bath'd in the dew of the soul's lofty swelling.
  1838, James Struthers, Poetic Tales, page 125
  The first case is that of E. M., 37 years of age, laborer, who on admission was elative, over-talkative, had a well marked feeling of well being.
  1910 May, David Henderson, “The Diagnosis of Brain Syphilis”, in State Hospital Bullitens, volume III, number 1, [New York] State Commission in Lunacy
  whereas if one thinks instead that it is inflicted by others, then the elative feeling is one of masochism, which is quite rightly deemed a disease.
  1984, Richard Taylor, Good and Evil: A New Direction: a Forceful Attack on the Rationalistic Tradition in Ethics, page 242

elative²

/ɪˈleɪtɪv/

noun
plural elatives
1. (grammar) In Finno-Ugric languages, one of the locative cases, expressing “out of,” or “from” as in Finnish talosta, Hungarian házból (“out of the house”). Its opposite is the illative case (“into”). In Finnish, the case form is used also to express "out of" or "proximity" in a figurative sense which in English is often conveyed by the word "about".