1. past tense and past participle of parallel; to be similar to or match something closely
Usage: past tense form
2. past tense and past participle of parallel; to run alongside something at the same distance apart
Usage: past tense form

Examples

• Her career path parallelled that of her mentor.
• The economic downturn parallelled similar events in history.
• The highway parallelled the river for several miles.
• His arguments parallelled those made by earlier scholars.
• The two storylines parallelled each other throughout the novel.
• The railroad tracks parallelled the main road into town.