printing block, printing plate, edition, impression, label
JLPT2 G5 S8 F802
As per 反# (thin sheet) + 片 (long piece of wood split down the middle) → *wooden slat*. Virtually the same as 板, except that 版 came to refer to woodblocks used in the printing process → (printing) *block*; *printing* → *edition*.
[Full Kanji Etymology List]