基
jī HSK3

foundation

基 jī
radical noun
a group of atoms behaving as a unit in a chemical compound

这些基的化学性质各不相同。

zhè​xiē jī de huà​xué xìng​zhì gè bù xiāng​tóng.

The chemical properties of these functional groups are all different.

foundation noun
the base or fundamental part of something

这根立柱的基是用花岗岩砌成的。

zhè gēn lì​zhù de jī shì yòng huā​gāng​yán qì chéng de.

The base of this column is made of granite.

gay noun
homosexual (slang loanword from English via Cantonese)

他向朋友们承认自己是个基。

tā xiàng péng​you men chéng​rèn zì​jǐ shì gè jī.

He admitted to his friends that he is gay.

Frequency
Character
Written text
280th most common 793.1 per million
Movie subtitles
499th most common 286.7 per million appears in 60% of films
Word
Movie subtitles
40.6 per million appears in 9% of films
Written text
104.7 per million

Details
HSK 2.0
Level 4
HSK 3.0
Level 3
Strokes
11
Unicode
U+57FA

Sources
Definitions
CC-CEDICT
Frequency data
MTSU Chinese text computingSUBTLEX-CHBCC Corpus (BLCU)