充電式(じゅうでんしき)

じゅうでんしき
noun, no-adjective
rechargeable; cordless
technicalelectronics
1. rechargeable; cordless
Describes a device that runs on a built-in battery which is recharged rather than replaced. Almost always used before a noun with の, or as a product-description label.
充電式(じゅうでんしき)の電池(でんち)を買(か)った。
I bought rechargeable batteries.
この掃除機(そうじき)は充電式(じゅうでんしき)なので、コードがいらない。
This vacuum cleaner is rechargeable, so it doesn't need a cord.
充電式(じゅうでんしき)の道具(どうぐ)は便利(べんり)だが、使(つか)う前(まえ)に電池(でんち)の残(のこ)りを確(たし)かめたほうがいい。
Rechargeable tools are convenient, but you should check how much battery is left before using them.

充電(じゅうでん) (charging) + 式(しき) (type, system). The 式(しき) suffix forms product-type labels, as in 電池式(でんちしき) (battery-operated) or 手動式(しゅどうしき) (manual).

Common collocations

Similar words

  • 電池式(でんちしき): battery-operated — uses disposable batteries that are replaced, not recharged
  • コードレス: cordless — emphasizes the absence of a cord rather than the charging method
general
Added 2026.7.30 21:18 · Revised 2026.10.13 15:22
30000/30242_juudenshiki