【来源及含义】Latin: harena; sand, sandy place, sea-shore; place of combat [literally, "place strewn with sand"]
【相关词根词缀】Other related "sand" units: ;amatho-; ;ammo-; ;silico-; ;thino-.
【同源单词】arena, arenaceous, arenarious, arenicole, arenicolite, arenicolous