scaleneadj.n.

Brit.

/ˈskeɪliːn/,

/skeɪˈliːn/,

/skəˈliːn/, U.S.

/ˈskeɪˌlin/,

/ˌskeɪˈlin/

Etymology: < late Latin scalēnus: see scalenus n. Compare French scalène.

A. adj.

1. Geometry.

a. Of a triangle: Having three unequal sides.

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the world > space > shape > angularity > specific angular shape > [adjective] > triangular > having three unequal sides

scalenous1656

scalene1734

1734 Builder's Dict. (at cited word) A scalene Triangle, scalenum Triangle.

1775 J. Harris Philos. Arrangem. xv. 377 The Genus, Triangle, being divided into equilateral, equicrural, and scalene.

1801 J. L. de Bournon in Philos. Trans. (Royal Soc.) 91 183 The crystal is often seen placed upon one of its scalene triangular sides.

1836 C. Dickens Sketches by Boz 2nd Ser. 271 With one round and two scalene triangular beds, containing..an unlimited number of marigolds.

1854 H. Miller My Schools & Schoolmasters v. 87 The sail itself..formed a scalene triangle.

b. scalene cone, scalene cylinder: one of which the axis is not perpendicular to the base.

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the world > relative properties > number > geometry > shape or figure > [noun] > three-dimensional > cone

cone1570

pyramid1603

scalene cone1684

the world > space > shape > curvature > curved three-dimensional shape or body > [noun] > conical quality > cone > type of

scalene cone1684

1684 J. Wallis Def. Treat. Angle of Contact i. 73 in Treat. Algebra (1685) The Scalene Cone and Cylinder.

1807 T. Young Course Lect. Nat. Philos. II. 21 The sub~contrary section of a scalene cone is a circle.

c. scalene cell n. see quot. 1875.

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1875 A. Cayley in Q. Jrnl. Pure & Appl. Math. 13 321 The scalene cell is..a system of 3 pairs of equal rods PA, QA; PB, QB; PC, QC jointed together at and capable of rotating about the points P, Q, A, B, C; the three lengths PA, PB, PC..being all of them unequal.

2. Anatomy. scalene muscle = scalenus n. scalene tubercle, an elevation on the upper edge of the first rib, from which the scalenus anticus muscle originates.

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the world > life > the body > structural parts > muscle > muscles of specific parts > [noun] > muscles of neck

gullet-lurker1615

monkshood1615

rhomboides1615

platysma1684

scalenus1704

trapezius muscle1704

trigeminus1706

rhomboid muscle1732

splenius1732

rhomboideus1754

omohyoideus1793

rhomboid1801

sternocleidomastoid1807

scalene muscle1827

complexus1828

omohyoid1846

omothyroid1890

traps1956

scalene1978

1827 J. Abernethy Surg. Wks. I. 133 The outer margin of the scalene muscles.

1934 Romanis & Mitchiner Sci. & Practice Surg. (ed. 5) II. xi. 449 To produce further collapse of the apex, the operation of phrenic avulsion may be supplemented by a section of the scalene muscles. This is easily done through the same incision (scalenotomy).

1962 Gray's Anat. (ed. 33) 600 The scalene muscles, in particular the Scalenus medius, are important accessory muscles of inspiration.

B. n.

1. A scalene triangle. rare.

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the world > relative properties > number > geometry > shape or figure > [noun] > two-dimensional > triangle > with equal or unequal sides

nonelike1551

scalenon1570

scalenum1570

scalene1642

1642 H. More Ψυχωδια Platonica sig. F8^v But if 't consist of points: then a Scalene I'll prove all one with an Isosceles.

2. Anatomy. = scalenus n.

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