介

介 (Kangxi radical 9, 人+2, 4 strokes, cangjie input 人中中 (OLL), four-corner 8022₀, composition ⿱人⿰丿丨)

• 价, 吤, 圿, 妎, 㜾, 尬, 𡵚, 㠹, 忦, 扴, 𣲤, 阶, 斺, 𭨫, 𬂣, 𣬫, 炌, 𤘦, 𭷼, 玠, 𭺝, 祄, 畍, 𥄍, 砎, 𥝵, 紒, 蚧, 衸, 𧣋, 䚸, 𧿩, 𫒌, 𩈋, 𩉡, 𩡺(𩧦), 骱, 魀, 魪(𬶇), 𭍲, 𩾴, 𪐱, 齘(𬹼)
• 𠇧, 㰡, 𬿋, 𬿷, 䲸(𮭡), 𭀐, 𠨴, 㝏, 岕, 芥, 界, 𪽐, 㖎/㖋, 𣓴, 䯰, 𢗊, 𠌕, 庎, 疥, 䦏, 𣽀

• ケ (Katakana character derived from Man'yōgana)

• Kangxi Dictionary: page 91, character 19
• Dai Kanwa Jiten: character 359
• Dae Jaweon: page 194, character 4
• Hanyu Da Zidian (first edition): volume 1, page 103, character 9
• Unihan data for U+4ECB

Historical forms of the character 介
Shang	Western Zhou	Warring States		Shuowen Jiezi (compiled in Han)	Liushutong (compiled in Ming)
Oracle bone script	Bronze inscriptions	Chu slip and silk script	Qin slip script	Small seal script	Transcribed ancient scripts
Oracle bone script j01444 j01445 j01446 j01447 j01448 j01449 Small seal script s00795 Transcribed ancient scripts L36198 L36199 L21168 L21169 L21170 L21171 L21172 L21173
References: Mostly from Richard Sears' Chinese Etymology site (authorisation), which in turn draws data from various collections of ancient forms of Chinese characters, including: Shuowen Jiezi (small seal), Jinwen Bian (bronze inscriptions), Liushutong (Liushutong characters) and Yinxu Jiaguwen Bian (oracle bone script).

Ideogrammic compound (會意／会意) : 人 (“person”) + two marks encompassing, indicating "in between"

"to assist"

Developed from 介 (OC *kreːds, “armored men”), from 介 (OC *kreːds, “armor”), ultimately from 介 (OC *kreːds, “scale (of animals)”). (Schuessler, 2007)

介

1. to lie between
2. to relate two things; to connect; to link; to introduce
3. to assist; to help
4. to hang; to suspend
5. to rely on; to depend on
6. firm; persistent; unswerving
7. such; like this; this kind of
8. Original form of 界 (jiè, “boundary; role; duty”).
9. iota; tiny bit. Alternative form of 芥
10. Classifier for people or copper coins.
11. seashell; shell
12. to wear armour
13. (Min Dong) again; re-
14. (Taiwan) zepto- (SI unit prefix)

    Synonym: 仄 (Mainland)

15. (Wu) used to indicate a degree

    介大 [Shanghainese]  ―  ¹ka ⁶du [Wugniu]  ―  so big

• (Wu):

• → Proto-Tai: *klecꟲ
  • Proto-Southwestern Tai: *kletᴰ
    • Thai: เกล็ด (glèt)

介

1. (Hong Kong) Informal shorthand for 雞／鸡 (gai1).

介

1. (Hakka) Alternative form of 個／个 (“(particle; classifier)”)

   • 該紅紅白白介花 [Sixian Hakka, trad.]
     该红红白白介花 [Sixian Hakka, simp.]

     From: 2003, 謝宇威 [Hsieh Yu-Wei], 花樹下 [Under the Flowers]

     kai fùng-fùng pha̍k-pha̍k ke fâ [Pha̍k-fa-sṳ]

     The red and white flowers

(common “Jōyō” kanji)

• Go-on: け (ke)
• Kan-on: かい (kai, Jōyō)
• Kun: たすける (tasukeru, 介ける); すけ (suke, 介)
• Nanori: あき (aki)

• 介する
• 介添え

From Middle Chinese 介 (MC keajH).

• IPA^(key): [ka̠i]

介(かい) • (kai) 

1. to be between, mediate
2. assist; help
3. shell, shellfish
4. armor

介 (eum 개 (gae))

1. forerunner, herald, harbinger
2. to lie between
3. sea shell
4. to wear armor

介: Hán Nôm readings: giới

1. This term needs a translation to English. Please help out and add a translation, then remove the text {{rfdef}}.