磁場(じば) じば noun magnetic field academic 1. magnetic field The region around a magnetic material or a moving electric charge within which the force of magnetism acts. A fundamental concept in physics. 地球(ちきゅう)には磁場(じば)がある。🔊 The Earth has a magnetic field. 磁場(じば)の強(つよ)さを測定(そくてい)する。🔊 To measure the strength of a magnetic field. MRIは強力(きょうりょく)な磁場(じば)を使(つか)って体内(たいない)の画像(がぞう)を撮影(さつえい)する。🔊 MRI uses a powerful magnetic field to capture images of the inside of the body. UsageUsed in physics, science education, and technology contexts. Also read as じじょう in some academic contexts, though じば is the more common reading.Common collocations磁場(じば)を発生(はっせい)させる (to generate a magnetic field)磁場(じば)の強(つよ)さ (magnetic field strength)地球(ちきゅう)の磁場(じば) (Earth's magnetic field)Related words電磁波(でんじは): electromagnetic waves磁石(じしゃく): magnet電場(でんば): electric field Related Words Related: 電磁波(でんじは) (electromagnetic waves) Related: 磁石(じしゃく) (magnet) general Added 2026.3.19 17:31 · Revised 2026.9.2 13:01 17500/17899_jiba