> as lemmas

1712 J. Morton Nat. Hist. Northants. iv. 300 The Spirit [in the thermometer]..at Five Degrees below hard Frost.

1712 J. Morton Nat. Hist. Northants. v. 343 At that time the Thermometer was at 3 Deg. and ½ above Hard Frost.

1715 J. T. Desaguliers tr. N. Gauger Fires Improv'd 47 The Liquor subsided to 18 degrees, which was two Degrees below Frost.

1825 J. Holman Trav. through Russia I. xii. 178 On the evening of the 25th a sensible change again took place: snow fell, and the thermometer indicated two degrees of frost.

1850 G. Glenny Hand-bk. Flower Garden (Cal. of Operations) p. xci/1 We may have the garden at sunset wet, close, and fifteen degrees above frost, and in a short space of time find the open air five degrees below it.

1906 Outing Feb. 646/1 The thermometer registers a few degrees above frost most of the time.

1919 C. Sheldon Wilderness Upper Yukon (ed. 2) vi. 101 It was several degrees below frost and Selous, though without trousers or shoes,..picked his way in the dark through the thick, tangled woods.

1960 A. MacLean Night without End i. 11 Seventy degrees of frost will freeze blood and seal a wound quicker than any bandage.

2002 Philos. Trans. (Royal Soc.) B. 357 934/1 The antifreeze [sc. substances in insects' blood] might be useful in the spring and the autumn when there is just a few degrees of frost.