rime.

a coating of white ice or frost, especially ice deposited when freezing fog droplets strike a surface

Use it for

Words that belong together

• rime ice
• coated with rime
• white rime

On the page

Rime coated the fence on the windward side.

The branches glittered under a white crust of rime.

By morning, rime had sealed the summit marker in ice.

Usage notes

Primary curation section: Environment. In meteorology, rime forms from supercooled droplets rather than direct vapor deposition. Literary use can more broadly mean frost. Usually uncountable. Plural rimes is possible for distinct types or deposits. Related adjective: rimy.