Noun

(wikipedia ridge) (en noun)

(lb) The back of any animal; especially the upper or projecting part of the back of a quadruped.

:(Hudibras)

Any extended protuberance; a projecting line or strip.

The line along which two sloping surfaces meet which diverge towards the ground.

*

*:It was not far from the house; but the ground sank into a depression there, and the ridge of it behind shut out everything except just the roof of the tallest hayrick. As one sat on the sward behind the elm, with the back turned on the rick and nothing in front but the tall elms and the oaks in the other hedge, it was quite easy to fancy it the verge of the prairie with the backwoods close by.

The highest point on a roof, represented by a horizontal line where two roof areas intersect, running the length of the area.

*{{quote-book, year=1907, author=

, chapter=26, title= The Dust of Conflict , passage=Maccario, it was evident, did not care to take the risk of blundering upon a picket, and a man led them by twisting paths until at last the hacienda rose blackly before them. Appleby could see it dimly, a blur of shadowy buildings with the ridge of roof parapet alone cutting hard and sharp against the clearing sky.}}

(lb) The highest portion of the glacis proceeding from the salient angle of the covered way.

:(Stocqueler)

A chain of mountains.

*(William Shakespeare) (1564-1616)

*:the frozen ridges of the Alps

A chain of hills.

A long narrow elevation on an ocean bottom.

(lb) A type of warm air that comes down on to land from mountains.

Noun

(en noun)

The boundary line of a surface.

(label) A one-dimensional face of a polytope. In particular, the joining line between two vertices of a polygon; the place where two faces of a polyhedron meet.

An advantage.

* {{quote-magazine, year=2013, month=December, author=Paul Voss

, magazine=(IEEE Spectrum), title= Small Drones Deserve Sensible Regulation , passage=It’s no secret that the United States may be losing its edge in civilian aviation. Nowhere is this more apparent than with small unmanned aircraft, those tiny flying robots that promise to transform agriculture, forestry, pipeline monitoring, filmmaking, and more.}}

The thin cutting side of the blade of an instrument, such as an ax, knife, sword, or scythe; that which cuts as an edge does, or wounds deeply, etc.

* (William Shakespeare), (Cymbeline)'', Act 3, Scene 4, 1818, ''The Dramatic Works of William Shakespeare , Volume 6, C. Whittingham, London, page 49,

No, 'tis slander; / Whose edge is sharper than the sword;

* 1833 , Adam Clarke (editor), (w)'', II, 12, ''The New Testament , page 929,

And to the angel of the church in Pergamos write; These things saith he which hath the sharp sword with two edges :

A sharp terminating border; a margin; a brink; an extreme verge.

* 1598 , (William Shakespeare), (w, Love's Labour's Lost)'', Act 4, Scene 1, 1830, (George Steevens) (editor), ''The Dramatic Works of William Shakspeare , Volume 1, page 166,

Here by, upon the edge of yonder coppice; / A stand, where you may make the fairest shoot.

* 1667 , (John Milton), (Paradise Lost)'', 1824, Edwartd Hawkins (editor), ''The Poetical Works of John Milton , Volume 1, page 32,

In worst extremes, and on the perilous edge / Of battle when it rag'd, in all assaults

* 1820 , , (Ivanhoe)'', 1833, ''The Complete Works of Sir Walter Scott , Volume 3, page 9,

.

Sharpness; readiness or fitness to cut; keenness; intenseness of desire.

* , (Jeremy Taylor), Sermon X: The Faith and Patience of the Saints, Part 2'', ''The Whole Sermons of Jeremy Taylor , 1841, page 69,

Death and persecution lose all the ill that they can have, if we do not set an edge upon them by our fears and by our vices.

* 1820 , , (Ivanhoe) , 1827, page 175,

we are to turn the full edge of our indignation upon the accursed instrument, which had so well nigh occasioned his utter falling away.

The border or part adjacent to the line of division; the beginning or early part; as, in the edge of evening.

* 1853 (1670), (John Milton), Charles R. Sumner (translator), (The History of Britain)'', ''The Prose Works of John Milton , Volume V, page 203,

supposing that the new general, unacquainted with his army, and on the edge of winter, would not hastily oppose them.

(label) A shot where the ball comes off the edge of the bat, often unintentionally.

* 2004 March 29, R. Bharat Rao Short report: Ind-Pak T1D2 Session 1 in rec.sports.cricket, Usenet

Finally another edge for 4, this time dropped by the keeper

(label) A connected pair of vertices in a graph.

In male masturbation, a level of sexual arousal that is maintained just short of reaching the point of inevitability, or climax; see also edging .