bifold

American  

[bahy-fohld] / ˈbaɪˌfoʊld /

Also bifolding

adjective

1. capable of being folded into two parts, as with leaves that are hinged together.

   a bifold door; bifold shutters.

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Etymology

Origin of bifold

bi- ¹ + -fold

Example Sentences

Male obesity has been linked to low sperm count, via bifold mechanisms of increased conversion of testosterone to estrogen by adipose cells and by scrotal hyperthermia.

From Slate • Apr. 16, 2026

If you are space-challenged, Conner likes turning closets into mini offices — the bifold door sizes are easiest — but you can do it with standard closets too.

From Seattle Times • Dec. 30, 2022

Dean Leather’s simple bifold wallet features a wire money clip and a slot for cards and identification.

From Los Angeles Times • Nov. 2, 2022

When the renovation was in the framing stage, Matt realized that if he installed a bifold NanaWall glass door between the family room and the adjacent screened porch, it would nearly double the entertaining space.

From Washington Post • Jun. 30, 2022

O bifold fountain of two bitter streams, Dissimulation fed with viper's flesh, Whose words are oil, whose deeds, the darts of death!

From A Select Collection of Old English Plays, Volume 6 by Hazlitt, William Carew