hoar-frosts

In the Punjab hoar-frosts form daily; and in the milder United Provinces the temperature often falls sufficiently to allow of the formation of thin sheets of ice.

A Bird Calendar for Northern India Douglas Dewar 1916

Fortunately the unhealthy season soon passes over, and the hoar-frosts make their appearance.

Southern Prose and Poetry for Schools 1910

Snow and the winds, hail and the hoar-frosts chill,

On the Nature of Things Titus Lucretius Carus 1910

At the latter part of January, when the sun enters Aquarius, and the equinox draws near, when the hoar-frosts in the morning often wear the appearance of snow, but are melted by the rising sun.

Inferno [Hell]. Canto XXIV 1909

Where the mask's edge stops are of the hoar-frosts hue,

The Poems of Emma Lazarus, Volume 1 Emma Lazarus 1868

It was 'a green Yule, 'a Christmas like an April day, and even the lengthening days and strengthening cold of January attaining to nothing more than three slight hoar-frosts, each quickly melting into mud, and the last concluding in rain and fog.

The Young Step-Mother Charlotte Mary Yonge 1862

In the first hoar-frosts there is something which bids man remember the approaching dissolution of his own being.

Mauprat George Sand 1840

This expansion of ice well accounts for the greater mischief done by vernal frosts attended with moisture, (as by hoar-frosts,) than by the dry frosts called black frosts.

The Botanic Garden A Poem in Two Parts. Part 1: the Economy of Vegetation Erasmus Darwin 1766

But this was onely the Figure of the _Bearded hoar-frost_; and as for the particles of other kinds of _hoar-frosts_, they seem'd for the most part irregular, or of no certain Figure.

Micrographia Some Physiological Descriptions of Minute Bodies Made by Magnifying Glasses with Observations and Inquiries Thereupon Robert Hooke 1669

On the both of May following, it snowed all night; and, towards the end of the month, there were heavy hoar-frosts, which lasted until the 10th or 12th of June, when all the trees were covered with leaves, except the oaks, which do not leaf out until about the 15th.

Voyages of Samuel De Champlain — Volume 02 Samuel de Champlain 1601