From Longman Dictionary of Contemporary Englishoblique line/stroke etcoblique line/stroke etcAVDa sloping line etc → oblique
Examples from the Corpus
oblique line/stroke etc• The gill openings were arranged in an oblique line as in lampreys.• The apparent movement of both the lion and the Cupids along an imaginary, oblique line is largely responsible for this effect.• Also it should be lit at night and have traffic cones placed in an oblique line on the approach to it. 