coup-de-poing (English spelling) coupdepoing

…The translation is Nigiri-o (hand axe) or Nigiri-zuchi (hand mallet). Its uses are unspecified, and it is thought that it was probably used as a universal tool for cutting, scraping, digging, etc., but since it cannot be limited to this, it is also called biface (double-sided stone tool) or coup-de-poing (French coup-de-poing). It was used only in stone tools from the Early Paleolithic period, mainly in Europe and Africa, and is a representative stone tool of the Shell culture and Acheulean culture from the Mindel Glacial Period to the Liss Glacial Period (500,000 to 230,000 years ago). Compared to the Shell culture's hand axes, which were roughly chipped with a stone hammer, the Acheulean hand axes were processed with a hammer made of soft materials such as antlers or wood rather than stone, and there are excellent items that can be said to be works of art that are well-balanced. …

*Some of the terminology explanations that mention "coup-de-poing" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…訳名に握斧(にぎりおの)または握槌(にぎりづち)を当てる。用途は未分化であり，おそらく万能な道具として，切る，削る，掘るなどに用いられたものとみられるが，限定できないことから，両面調整石器biface，またフランス語のクー･ド･ポアンcoup‐de‐poingという名称も用いられる。ヨーロッパ，アフリカを中心とした前期旧石器時代の石器に限って用いられ，ミンデル氷期からリス氷期(50万～23万年前)のシェル文化，アシュール文化の代表的な石器であるが，石製ハンマーで粗く打ち欠いたシェル文化のものに比べて，アシュール文化のハンド･アックスには石材よりもむしろ軟らかい鹿角，木といったハンマーによる加工で，調整のいきとどいた芸術作品ともいえる優品がある。…

※「coup-de-poing」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報