Antonyms of adj fore-and-aft

1 sense of fore-and-aft

Sense 1
fore-and-aft -- (parallel with the keel of a boat or ship)

INDIRECT (VIA lengthwise) -> crosswise -- (lying or extending across the length of a thing or in a cross direction; "a crosswise street"; "the crosswise dimension")

Similarity of adj fore-and-aft

1 sense of fore-and-aft

Sense 1
fore-and-aft -- (parallel with the keel of a boat or ship)
       => lengthwise (vs. crosswise), lengthways -- (running or extending in the direction of the length of a thing; "the lengthwise dimension")