TORTUOSITY

Pronunciation (US):

(GB):

 Dictionary entry overview: What does tortuosity mean? 

• TORTUOSITY (noun)
  The noun TORTUOSITY has 1 sense:

1. a tortuous and twisted shape or position

  Familiarity information: TORTUOSITY used as a noun is very rare.

 Dictionary entry details 

• TORTUOSITY (noun)

Sense 1

Meaning:

A tortuous and twisted shape or position

Classified under:

Nouns denoting two and three dimensional shapes

Synonyms:

contortion; crookedness; torsion; tortuosity; tortuousness

Context example:

the acrobat performed incredible contortions

Hypernyms ("tortuosity" is a kind of...):

distorted shape; distortion (a shape resulting from distortion)

Derivation:

tortuous (marked by repeated turns and bends)

 Context examples 

It is characterized by vascular abnormalities (aortic and arterial aneurysms, aortic dissection, and tortuosity of the arteries), hypertelorism, bifid uvula, and early fusion of the skull bones.

(Loeys-Dietz Syndrome Type 1, NCI Thesaurus)

It is characterized by vascular abnormalities including aortic and arterial aneurysms, aortic dissection, and tortuosity of the arteries.

(Loeys-Dietz Syndrome, NCI Thesaurus)

Severe tortuosity and dilatation of the ureter and the calyces are present.

(Grade V Vesicoureteral Reflux, NCI Thesaurus)

Tubular (10-20 mm length) or eccentric or moderate tortuosity of proximal segment or moderately angulated segment, 45-90 degrees or irregular contour or moderate to heavy calcification or ostial in location or bifurcation lesions requiring double guidewires or some thrombus present or total occlusion less than 3 months old.

(American College of Cardiology/American Heart Association Lesion Complexity Score B, NCI Thesaurus/ACC)

Diffuse (length greater than 2cm) or excessive tortuosity of proximal segment or extremely angulated segments greater than 90 degrees or total occlusions greater than 3 months old and/or bridging collaterals or inability to protect major side branches or degenerated vein grafts with friable lesions.

(American College of Cardiology/American Heart Association Lesion Complexity Score C, NCI Thesaurus/ACC)