Column
Meaning
Primary
Column
Secondary
Space
Readings
On'yomi
ラン
Kun'yomi
てすり
Notes
Groups
Remarks
欄 means Column. Space is listed because of Blank Space 空欄, i.e. empty 空 column 欄
Think of the radicals as being a tree 木 and an interval 間 with another tree 木 overlayed on top. The interval 間 between two trees 木 forms a Column 欄