noun
oncoming car; oncoming traffic; vehicle in the opposite lane
Refers to vehicles approaching from the opposite direction, especially in driving contexts.
対向車に注意して運転してください。
Please drive carefully, watching out for oncoming cars.
夜間は対向車のライトがまぶしい。
At night, the headlights of oncoming cars are dazzling.
Refers to a vehicle ahead in the same direction, not an oncoming one.
Compound of 対向 (たいこう, 'facing, opposite') and 車 (しゃ, 'vehicle').