| query | O______ devices, processes, and effects involve or relate to vision, light, or images .Optical devices, processes, and effects involve or relate to vision, light, or images . ...optical telescopes. ...the optical effects of volcanic dust in the stratosphere. |
|---|---|
| word | optical |
| full-definition | adjective Optical devices, processes, and effects involve or relate to vision, light, or images . ...optical telescopes. ...the optical effects of volcanic dust in the stratosphere. |
| cefr-level | C1 |
Tags: oxford5k::cefr-level:c1
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