noun
airplane silhouette; sight of an airplane; shadow of an airplane
Refers to the visual appearance of an aircraft in the sky, including its silhouette, shadow, or distant image. Often used in news reports about sightings or tracking.
レーダーに機影が映らなかった。
No aircraft image appeared on the radar.
雲の切れ間から機影が見えた。
I could see the silhouette of an airplane through a break in the clouds.