also: うえそろえ
top alignment
In printing and typesetting, aligning text or elements along their top edges.
This column is laid out with top alignment.
Standard kanji spelling for this printing term.
Alternate reading; うえぞろえ is more common.
Compound of 上 (うえ, 'top') and 揃え (ぞろえ, 'alignment'), from the verb 揃える (そろえる, 'to align').