different between declivity vs abyss
declivity
English
Etymology
1610s, from French déclivité, from Latin declivitatem, d?cl?vit?s,from d?clivis (“a sloping downward”), from de (“down”) + cl?vus (“a slope”), from Proto-Indo-European *?leywo-, from Proto-Indo-European *?ley- (“to lean”) (English lean).
Pronunciation
- (UK) IPA(key): /d??kl?v?ti/
Noun
declivity (plural declivities)
- (geomorphology) The downward slope of a hill; the downward slope of a curve.
- 1780, Theodore Augustine Mann, A Treatise on Rivers and Canals, Philosophical Transactions of the Royal Society of London, Volume 69: For the Year 1779, Part II, 582,
- The velocity of flowing waters is very far from being in proportion to the quantity of declivity in their bed: […] .
- 1809, Alexander Cumming, Observations on the Very Important and Contrary Effects which Carriage Wheels, with Rims of Cylindrical, and of Conical Shape, Have on the Roads, page 30,
- […] whoever takes the trouble of observing how the water runs longitudinally in the ruts on a convex road, although the declivity down the sides be incomparably greater than in the direction which it is compelled to take in the ruts, will soon see the propriety of constructing roads so as to have the water rim length-ways upon them, instead of attempting to gain a declivity, by making it run from the middle to the sides.
- 1812, John Ainslie, Comprehensive Treatise on Land Surveying, page 117,
- […] a line was measured down the hill on the right of 420, and the angle of declivity is 23°, which shortens the line 33 links; […] .
- 1908 [Charles Griffin & Company], John Harvard Biles, The Design and Construction of Ships, Volume I: Calculations and Strength, 2009, Europ?ischer Hochschulverlag (Salzwasser-Verlag), page 216,
- The declivity of the keel blocks varies slightly with the size of the vessel. The larger the vessel, the less the declivity.
- 1780, Theodore Augustine Mann, A Treatise on Rivers and Canals, Philosophical Transactions of the Royal Society of London, Volume 69: For the Year 1779, Part II, 582,
- A downward bend in a path.
- (entomology) An inward curve of the exoskeleton of an insect, such as between body segments; a segment of an insect's body where the exoskeleton curves inward.
- 1979, Entomology Circular, Issue 200, Part 366, Division of Plant Industry, page number not shown,
- Males of all species have more developed armature of the elytral declivity than females (Figs. S, 6, 8, 9, 11-14).
- 2000, Barry Bolton, The Ant Tribe Dacetini, Volume 65, Issue 2, American Entomological Institute, page 500,
- Propodeum in profile with upper lobe of declivity elongate and narrow, subspiniform, almost as long as lower lobe.
- 1979, Entomology Circular, Issue 200, Part 366, Division of Plant Industry, page number not shown,
Related terms
- declivital; acclivity
Translations
See also
- decline
References
declivity From the web:
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abyss
English
Alternative forms
- abysm, abime
Etymology
From Middle English abissus, from Late Latin abyssus (“a bottomless gulf”), from Ancient Greek ??????? (ábussos, “bottomless”), from ?- (a-, “not”) + ?????? (bussós, “deep place”), from ????? (buthós, “deep place”).
Pronunciation
- (Received Pronunciation) IPA(key): /??b?s/
- (US) IPA(key): /??b?s/, /æ?b?s/, enPR: ?-b?s'
- Rhymes: -?s
- Hyphenation: a?byss
Noun
abyss (plural abysses)
- Hell; the bottomless pit; primeval chaos; a confined subterranean ocean. [First attested around 1350 to 1470.]
- (frequently figuratively) A bottomless or unfathomed depth, gulf, or chasm; hence, any deep, immeasurable; any void space. [First attested in the late 16th century.]
- Anything infinite, immeasurable, or profound. [First attested in the late 16th century.]
- Moral depravity; vast intellectual or moral depth.
- An impending catastrophic happening.
- (heraldry) The center of an escutcheon.
- (oceanography) The abyssal zone.
- (figuratively) A difference, especially a large difference, between groups.
Usage notes
- (impending catastrophic happening): It is typically preceded by the word the.
Quotations
- For quotations using this term, see Citations:abyss.
Synonyms
- (difference): gulf
Derived terms
Related terms
- abysmal
Translations
References
Anagrams
- bassy
abyss From the web:
- what abyss means
- what abyss are we talking about
- what's abyss in spanish
- what's abyss in french
- what abyssal plain mean
- abyssinian meaning
- what's abyss in german
- what abyssal zone organisms
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