colon
n.
1
punctuation mark, 1540s, from Latin colon "part of a poem," from Greek kolon (with a long initial -o-) "part of a verse," literally "limb, member" (especially the leg, but also of a tree limb), also, figuratively, "a clause of a sentence," from PIE root *(s)kel- (3) "bent, crooked" (see scoliosis). Meaning evolved from "independent clause" to punctuation mark that sets it off.
2
"large intestine," late 14c., from Latinized form of Greek kolon (with a short initial -o-) "large intestine," which is of unknown origin.
词根：colon = inhabit 栖息
来源于拉丁语 colere 栖息,有异形同义词根：eco 居住，居住环境。
同源词：
1. colony [colon- 栖息 + -y (n.) 名词后缀 → 供人栖息居住的区域→]
n.聚居区，聚居地，殖民地，群体，集群
2. colonial [colon 栖息 + -ial (a./ n.) 后缀 →在别国非法居住地大批居民→]
adj.& n. 殖民地的;殖民地居民
3. colonize [colon 栖息 + -ize (v.) 表示使 →在他国非法使自己栖息地不断扩大→]
v. 开拓殖民地，垦殖
4. decolonize [de- 不，否 + colon 栖息 + -ize (v.) 动词后缀，表示使 → 不让非法扩大栖息地→]
v. 使非殖民化
5. colonist [colon 栖息 + -ist (n.) 表示人 →在非法栖息地居住地人→]
n. 殖民地拓殖者，殖民地居民，移住民
6. colonialist [colon 栖息 + -al (a.) + -ist (n.) 名词后缀，表示人 →奉行强住他国政策的人→]
n. 殖民主义者，奉行殖民主义的国家