also: あさじも
morning frost
Refers to frost that forms in the early morning, often seen on cold days. A straightforward seasonal noun.
This morning there was morning frost, and the fields were completely white.
The car windshield was frozen with morning frost.
Standard kanji spelling. The reading あさしも is the most common.
Alternate reading, less common. The kanji form is the same.
Compound of 朝 (あさ, 'morning') and 霜 (しも, 'frost'). The reading あさじも is a rendaku variant.