磨ま製せい石せっ器き

noun

ground stone tool; polished stone tool

Archaeological term for stone tools shaped by grinding and polishing, as opposed to chipped stone tools (打製石器).

• 磨ま製せい石せっ器きは、縄じょう文もん時じ代だいに広ひろく使つかわれた。

  Ground stone tools were widely used in the Jomon period.