Antonyms of adj single-lane

1 sense of single-lane

Sense 1
single-lane (vs. multilane) -- ((of roads) having a single lane for traffic in both directions; when vehicles meet one must pull off the road to let the other pass)

multilane (vs. single-lane) -- ((of roads and highways) having two or more lanes for traffic)
        => divided, dual-lane -- (having a median strip or island between lanes of traffic moving in opposite directions; "a divided highway")
        => two-lane -- (having a lane for traffic in each direction)
        => three-lane -- (having a lane for traffic in each direction and a center lane for passing)
        => four-lane -- (having two lanes for traffic in each direction)

Similarity of adj single-lane

1 sense of single-lane

Sense 1
single-lane (vs. multilane) -- ((of roads) having a single lane for traffic in both directions; when vehicles meet one must pull off the road to let the other pass)