Wiktionary

apex

See also: Apex, APEX, ápex, and àpex

English

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English Wikipedia has an article on:
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Etymology

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Borrowed from Latin apex (“point, tip, summit”).

Pronunciation

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Noun

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apex (plural apices or apexes)

  1. The highest or the greatest part of something, especially forming a point.
    Synonyms: peak, top, summit, vertex
    the apex of the building
    1. (geometry) The highest point in a plane or solid figure, relative to a base line or plane.
    2. (chiefly anatomy) The pointed fine end of something.
      Synonyms: end, tip
      1. The lowest part of the human heart.
        • 1951 March, J. H. Lehmann, A. D. Johnson, W. C. Bridges, J. Michel, D. M. Green, “Cardiac Catheterization—A Diagnostic Aid in Congenital Heart Disease”, in Northwest Medicine, volume 50, number 3, Portland, Ore.: Northwest Medical Publishing Association, page 175:
          B.P. 118/68. Grade I diastolic murmur best heard over apex. Patient well and had no complaints referable to heart. Origin of the diastolic murmur is open to conjecture.
      3. The deepest part of a tooth's root.
    3. (botany) The end of a leaf, petal or similar organ opposed to the end where it is attached to its support.
      Synonym: tip
    4. (botany) The growing point of a shoot.
    5. (astronomy) The point on the celestial sphere toward which the Sun appears to move relative to nearby stars.
      Hyponym: solar apex
    6. (physics) The lowest point on a pendant drop of a liquid.
    7. (mining, US) The end or edge of a vein nearest the surface.
    8. (typography):
      1. A diacritic in Classical Latin that resembles and gave rise to the acute.
      2. A diacritic in Middle Vietnamese that indicates /ŋ͡m/.
      3. A sharp upward point formed by two strokes that meet at an acute angle, as in "W", uppercase "A", and closed-top "4", or by a tapered stroke, as in lowercase "t".
        Coordinate term: vertex
    9. (motor racing) The part of a corner where the racing line is nearest the inside of the bend.
  2. An obstacle for a horse to jump over, consisting of a triangular corner fence.
  3. (figuratively) The moment of greatest success, expansion, etc.
    Synonyms: acme, culmination, height, peak, pinnacle
    the apex of civilization
  4. (attributive, ecology) The top of the food chain.
  5. A conical priest cap.

Synonyms

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Derived terms

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Translations

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References

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Latin

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Latin Wikipedia has an article on:
Wikipedia la

Etymology

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From Proto-Italic *apeks, from Proto-Indo-European *h₂ep- (“to join, fit”). Cognate with Latin apō (“to fasten, join, tie to”).

Pronunciation

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Noun

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apex m (genitive apicis); third declension

  1. The extreme end of a thing; the point, summit, top.
    Synonyms: cacūmen, summa, fastīgium, culmen, vertex, summitās
    Antonym: fundus
  2. (literally) The small rod (generally of olive wood) at the top of the flamen's cap, wound around with a woolen cord or "thread".
  3. (transferred sense):
    1. The conical leathern cap of an ancient Roman priest (the Flamen), ornamented with this rod.
    2. Any hat or helmet; a crown.
    3. (literally) A projecting point or summit.
      1. (figurative) The highest ornament or honor; the crown of a thing.
    4. (grammar) The macron (long mark over a vowel).
      1. The forms or outlines of the letters.
    5. A letter or any other writing.
    6. (Ecclesiastical Latin, figurative) (of the point or apex of a Hebrew letter) The least particle, tittle.

Inflection

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Third-declension noun.

singular plural
nominative apex apicēs
genitive apicis apicum
dative apicī apicibus
accusative apicem apicēs
ablative apice apicibus
vocative apex apicēs

Descendants

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Descendants
  • → Catalan: àpex
  • → English: apex
  • → French: apex
  • → Galician: ápice
  • → German: Apex
  • → Italian: apice
  • → Portuguese: ápice, ápex
  • → Romanian: apex
  • → Spanish: ápice, ápex

References

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  • “apex”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • “apex”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • "apex", in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
  • apex in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
  • “apex”, in Harry Thurston Peck, editor (1898), Harper’s Dictionary of Classical Antiquities, New York: Harper & Brothers
  • “apex”, in William Smith et al., editor (1890), A Dictionary of Greek and Roman Antiquities, London: William Wayte. G. E. Marindin

Romanian

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Etymology

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Borrowed from Latin apex.

Pronunciation

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Noun

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apex n (plural apexuri)

  1. (geometry) apex
  2. (astronomy) apex

Declension

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Declension of apex
singular plural
indefinite definite indefinite definite
nominative-accusative apex apexul apexuri apexurile
genitive-dative apex apexului apexuri apexurilor
vocative apexule apexurilor

Further reading

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