yaws

[yawz] /yɔz/
noun, (used with a singular verb) Pathology
1.
an infectious, nonvenereal tropical disease, primarily of children, characterized by raspberrylike eruptions of the skin and caused by a spirochete, Treponema pertenue, that is closely related to the agent of syphilis.
Also called frambesia, pian.
Compare mother yaw.
Origin
1670-80; < Carib; see -s3

yaw1

[yaw] /yɔ/
verb (used without object)
1.
to deviate temporarily from a straight course, as a ship.
2.
(of an aircraft) to have a motion about its vertical axis.
3.
(of a rocket or guided missile) to deviate from a stable flight attitude by oscillation of the longitudinal axis in the horizontal plane.
verb (used with object)
4.
to cause to yaw.
noun
5.
a movement of deviation from a direct course, as of a ship.
6.
a motion of an aircraft about its vertical axis.
7.
an angle, to the right or left, determined by the direction of motion of an aircraft or spacecraft and its vertical and longitudinal plane of symmetry.
8.
  1. the act of yawing.
  2. the angular displacement of the longitudinal axis due to yawing.
Origin
1540-50; origin uncertain

yaw2

[yaw] /yɔ/
noun, Pathology
1.
one of the lesions of yaws.
Origin
1735-45; back formation from yaws
British Dictionary definitions for yaws

yaws

/jɔːz/
noun
1.
(usually functioning as sing) an infectious nonvenereal disease of tropical climates with early symptoms resembling syphilis, characterized by red skin eruptions and, later, pain in the joints: it is caused by the spiral bacterium Treponema pertenue Also called framboesia
Word Origin
C17: of Carib origin

yaw

/jɔː/
verb
1.
(intransitive) (of an aircraft, missile, etc) to turn about its vertical axis Compare pitch1 (sense 11), roll (sense 14)
2.
(intransitive) (of a ship, etc) to deviate temporarily from a straight course
3.
(transitive) to cause (an aircraft, ship, etc) to yaw
noun
4.
the angular movement of an aircraft, missile, etc, about its vertical axis
5.
the deviation of a vessel from a straight course
Word Origin
C16: of unknown origin
Word Origin and History for yaws
n.

1670s, from Carib yaya, the native name for the disease.

yaw

v.

"to fall away from the line of a course," 1540s, from Old Norse jaga, Old Danish jæge "to drive, chase," from Middle Low German jagen (see yacht).

yaws in Medicine

yaws (yôz)
n.
An infectious tropical disease caused by Treponema pertenue, characterized by the development of crusted granulomatous ulcers on the extremities that may cause bone and joint destruction in later stages of the disease. Also called boubas, bubas, frambesia, granuloma tropicum, pian, rupia.

yaws in Science
yaws
  (yôz)   
A highly contagious tropical disease that chiefly affects children, caused by the spirochete Treponema pertenue and characterized by raspberrylike sores, especially on the hands, feet, and face.