| VAPOURTRAILS | Streams of ice crystals in the wake of aircraft (6,6) |
| FRAZIL | Kind of ice crystals in water |
| SUNDOG | Depicted in a drawing by John Sell Cotman, a parhelion on the solar halo as a result of diffraction of light by ice crystals in the atmosphere (6) |
| FIRERAINBOWS | *Phenomena created by sunlight refracting through ice crystals in clouds |
| HALO | Bright circle around the sun or moon caused by the refraction or reflection of light by ice crystals in the atmosphere (4) |
| MIKEWAZOWSKI | One-eyed monster voiced by Billy Crystal in the 'Monsters Inc.' film franchise (4,8) |
| CIRROCUMULUS | A high cloud of ice crystals grouped into small separate globular masses (12) |
| ROMANCANDLES | Cylindrical fireworks that emit streams of coloured stars (5,7) |
| PLATEGLASS | China and crystal in the shop window (5,5) |
| SNOW | Precipitation in the form of ice crystals falling from nimbostratus clouds (4) |
| HOAR | A ___ frost drapes the garden in a coat of ice crystals (4) |
| SNOWFALL | Precipitation descending from clouds in the form of ice crystals (8) |
| SPINEL | A mineral or gem such as the Black Prince's ruby or the stone of one who is August born, named for its crystals in octahedral form, like a "thorn" (6) |
| RIME | The white, opaque, granular deposit of ice crystals formed on objects that are at a temperature below the freezing point. |
| CIRRUS | Genus of wispy, high altitude clouds of ice crystals (6) |
| BEZEL | A grooved ring holding a lens, precious stone or watch crystal in its setting; a chamfer; one of the oblique facets of a cut gem; or, an indicator light on a car dashboard (5) |
| CIRRI | They're comprised of ice crystals |
| SNOWFLAKE | Clump of ice crystals, small, at present with fellow on loch (9) |
| CLOUDS | Visible masses of ice crystals and/or water droplets. |
| FROST | Winter's thin layer of ice crystals (5) |
