King's Kung-Fu& Tai Chi

Chinese symbol for “vacuous”

空洞
kōng dòng
cavity; empty; vacuous

The closest CC-CEDICT match for vacuous is 空洞 (kōng dòng), defined as: cavity; empty; vacuous.

Before using these characters for a tattoo, check them with a native speaker. Dictionary words often have several meanings, and the right choice depends on context.

Characters and stroke order

空 kōng
hollow, empty, deserted, bare
radical 116 ⽳ · 8 strokes
洞 dòng
cave, grotto, hole, ravine
radical 85 ⽔ · 9 strokes

Other Chinese words for “vacuous”

WordPinyinMeaning
空空kōng kōngempty; vacuous
空空如也kōng kōng rú yěas empty as anything (idiom); completely bereft; to have nothing

Related words

Other words that share a character with 空洞.

WordPinyinMeaning
空间 (空間)kōng jiānspace; room; (fig.) scope; leeway
航空háng kōngaviation
空气 (空氣)kōng qìair; atmosphere
天空tiān kōngsky
空中kōng zhōngin the sky; in the air
太空tài kōngouter space
漏洞lòu dòngleak; hole
洞穴dòng xuécave; cavern

Data: CC-CEDICT (CC BY-SA 4.0); Unihan Database (Unicode License v3); Make Me a Hanzi (Arphic Public License (graphics.txt); LGPL-3.0-or-later (dictionary.txt)); wordfreq (CC BY-SA 4.0 (data)). Retrieved 2026-10-22.