地下

• Reading: ちか
• Romaji: chika
• Kanji breakdown: 地 (chi) — ground, earth; 下 (ka) — below, under
• Pronunciation: /tɕi.ka/

Meaning

Basement; underground. The area below ground level.

A noun and pre-noun adjective referring to anything below ground. Extremely common in daily life: 地下鉄 (chikatetsu, subway), 地下街 (chikagai, underground shopping area), 地下駐車場 (chika chuushajou, underground parking). Often abbreviated as B (from 'basement') in building floor indicators: B1, B2.

Examples

1. この建物の地下にレストランがある。 There's a restaurant in the basement of this building.
2. 地下鉄で会社まで通っている。 I commute to work by subway.
3. 大雨で地下の部屋が浸水してしまった。 The basement room got flooded because of the heavy rain.

Usage Guide

Context: buildings, transportation, urban life

Tone: neutral

Origin & History

Composed of 地 (chi, ground/earth) and 下 (ka, below). A straightforward Sino-Japanese compound meaning literally 'below the ground.'

Cultural Context

Era: Modern

Generation: All ages

Social background: Universal