1.  Lime, limestone: see CHALK sb. 1. Obs.

1

  † 2.  ? A piece of chalk. Obs.

2

c. 1386.  Chaucer, Chan. Yem. Prol. & T., 654. Goth, walkith forth, and brynge a chalk-stoon.

3

1611.  Bible, Isa. xxvii. 9. When he maketh all the stones of the Altar as chalke stones.

4

  3.  A concretion chiefly of sodium urate, resembling chalk, occurring in the tissues and joints, esp. of the feet and hands, in severe gout. Hence Chalkstony a.

5

1738.  Birch, Milton, Milton’s Wks. 1738, I. 38. His Hands and Fingers gouty, and with Chalk-Stones.

6

1782.  W. Heberden, Comm., ix. (1806), 35.

7

1836–9.  Todd, Cycl. Anat., II. 152/1. Lithic acid … is deposited in cases of chalk-stone in the textures … surrounding the joints of the fingers and toes.

8

1862.  Sala, Seven Sons, II. ii. 51. His hands [were] much afflicted with chalkstones. Ibid., v. 16. Some whose hands were stiff or chalkstony.

9