厚板|あついたatsuita

1. nounthick board; plank
2. nounsteel plate (with a thickness of at least 3 mm)
3. nounheavy brocade cloth
4. nounElaphoglossum yoshinagae (species of fern)

• Related平板へいばんWrittenWritten style: stresses flatness rather than thickness; also means dull and monotonous.
• Related船板ふないたNeutralWood for building ships; defined by its use, not its thickness, so it does not always replace 「厚板」.
• Related板子いたごCasualColloquial and rare: thick planks for a ship's bottom and sides, now mostly seen in set phrases.
• Related一枚板NeutralA board made from one whole piece of wood; stresses that it is not joined together.
• Antonym薄板うすいたNeutralThe direct opposite: a thin board or steel sheet under 3 mm thick.

Use 「厚板」 for thick boards and steel plate 3 mm or more, as in 「厚板を敷く」; the opposite is 「薄板」; a single unjointed piece is 「一枚板」. 「船板」 is shipbuilding wood regardless of thickness; 「板子」 is a rare colloquial ship plank; 「平板」 (written) is a flat board, or dull.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 厚あつい板いた。
2. 帯おびなどに使用しようされる厚手あつでの織物おりもの。
3. 能のうで使つかわれる装束しょうぞくの一ひとつ。