アルカリ電池

• Reading: アルカリでんち
• Romaji: arukari denchi
• Kanji breakdown: 電 (den) — electricity; 池 (chi) — pond, reservoir (here: battery)
• Pronunciation: /a.ɾɯ.ka.ɾi deɴ.tɕi/

Meaning

Alkaline battery. A type of disposable battery that uses an alkaline electrolyte.

A noun referring to the common disposable batteries sold in convenience stores and electronics shops. The 電池 (denchi) component literally means 'electricity reservoir' and is the general word for batteries. Common collocations include 単三アルカリ電池 (tansan arukari denchi, AA alkaline battery) and 単四アルカリ電池 (tanyou arukari denchi, AAA alkaline battery).

Examples

1. リモコンのアルカリ電池を交換した。 I replaced the alkaline batteries in the remote control.
2. アルカリ電池はマンガン電池より長持ちする。 Alkaline batteries last longer than carbon-zinc batteries.
3. この製品にはアルカリ電池が二本必要です。 This product requires two alkaline batteries.

Usage Guide

Context: daily life, electronics, shopping

Tone: neutral

Origin & History

アルカリ is borrowed from Dutch 'alkali' (via German chemistry terminology). 電池 is from Sino-Japanese: 電 (den, electricity) + 池 (chi, pond/reservoir).

Cultural Context

Era: Modern

Generation: All ages

Social background: Universal