Definitions and meaning of apex
apex
Etymology
Borrowed from Latin apex (“point, tip, summit”).
Pronunciation
- IPA(key): /ˈeɪ.pɛks/
-
- Rhymes: -eɪpɛks
Noun
apex (plural apices or apexes)
- The highest or the greatest part of something, especially forming a point.
- Synonyms: peak, top, summit, vertex
- (geometry) The highest point in a plane or solid figure, relative to a base line or plane.
- (chiefly anatomy) The pointed fine end of something.
- Synonyms: end, tip
- The lowest part of the human heart.
- The deepest part of a tooth's root.
- (botany) The end of a leaf, petal or similar organ opposed to the end where it is attached to its support.
- Synonym: tip
- (botany) The growing point of a shoot.
- (astronomy) The point on the celestial sphere toward which the Sun appears to move relative to nearby stars.
- Hyponym: solar apex
- (physics) The lowest point on a pendant drop of a liquid.
- (mining, US) The end or edge of a vein nearest the surface.
- (typography):
- A diacritic in Classical Latin that resembles and gave rise to the acute.
- A diacritic in Middle Vietnamese that indicates /ŋ͡m/.
- 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
- (figuratively) The moment of greatest success, expansion, etc.
- Synonyms: acme, culmination, height, peak, pinnacle
- (attributive, ecology) The top of the food chain.
- A conical priest cap.
Synonyms
Derived terms
Related terms
Translations
References
- “apex”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
- “apex”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.
- “apex”, in The Century Dictionary […], New York, N.Y.: The Century Co., 1911, →OCLC.
- “apex”, in OneLook Dictionary Search.
Latin
Etymology
From Proto-Italic *apeks, from Proto-Indo-European *h₂ep- (“to join, fit”). Cognate with Latin apō (“to fasten, join, tie to”).
Pronunciation
- (Classical) IPA(key): /ˈa.peks/, [ˈäpɛks̠]
- (modern Italianate Ecclesiastical) IPA(key): /ˈa.peks/, [ˈäːpeks]
Noun
apex m (genitive apicis); third declension
- The extreme end of a thing; the point, summit, top.
- Synonyms: cacūmen, summa, fastīgium, culmen, vertex, summitās
- Antonym: fundus
- (literally) The small rod (generally of olive wood) at the top of the flamen's cap, wound around with a woolen cord or "thread".
- (transferred sense):
- The conical leathern cap of an ancient Roman priest (the Flamen), ornamented with this rod.
- Any hat or helmet; a crown.
- (literally) A projecting point or summit.
- (figurative) The highest ornament or honor; the crown of a thing.
- (grammar) The macron (long mark over a vowel).
- The forms or outlines of the letters.
- A letter or any other writing.
- (Ecclesiastical Latin, figurative) (of the point or apex of a Hebrew letter) The least particle, tittle.
Inflection
Third-declension noun.
Descendants
References
- “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
Etymology
Borrowed from Latin apex.
Noun
apex n (plural apexuri)
- apex
Declension
Source: wiktionary.org