A form of boustrophedon in which the page is rotated by 180 degrees after writing each line, so that alternate lines are upside down relative to one another.

A place for thinking. / (humorous) The toilet; the lavatory. / An establishment devoted to education or study.

plural of battener

A system of textured ground surface indicators found on stairs, railway station platforms etc., to assist pedestrians who are visually impaired.