词根：ole(o) = 油

同源词：

1. petroleum  [petr 石，ole 油，-um 名词后缀]
  n.石油

2. petrolic  [petr 石，,ol(e),油，-ic ...的]
  adj.石油的

3. oleiferous  [ole 油，-i-,fer 产生，-ous ...的]
  adj.产油的

4. oleograph  [ole 油，graph 写，画]
  n.石印油画

5. oleoresin  [oleo 油，resin 树脂]
  n.含油树脂

6. oleometer  [oleo 油，meter 计]
  n. 难油计

7. olive  [ol=ole 油，-ive 表示物；“其果实能产油的一种植物”→]
  n.橄榄树；橄榄

8. olivaceous  [见上，oliv(e) 橄榄，-aceous 是后缀-ous 的扩展后缀，表示...的]
  adj.橄榄的；像橄榄的；橄榄绿的

9. olivary  [见上，oliv(e) 橄榄，-ary ...的]
  adj.橄榄形的

词根词缀：concho-, conch-, conchi-

【来源及含义】Greek > Latin: shell, sea shells; shell-like bone or cavity of the body

【相关词根词缀】 A cross reference of other word family units that are related directly, indirectly, or partially with: "opening, hole, cavity, tract, tube": alveolo-; antro-; anu-; celo-; coelio-; fenestra-; hernio-; hiat-; meato-; ora-; parieto-; poro-; pyl-, pyle-; pylor-; sphinctero-; splanchn-; stomato-; syringo-; uretero-; urethro-; vagino-; ventricul-.

【同源单词】cochle, cochlea, cochlearia, cochleary, cochleate, cochleiform

词根词缀：galeo-, galea-, galeat-, galei-, galer-

【来源及含义】Latin: helmet, helmet shaped, to cover with a helmet; cap; used primarily in zoology and botany with phases of sense development that seem to have been: weasel, weasel's skin or hide, leather, and then a helmet made of leather; by extension, it also means "cat, cats" in some words

【相关词根词缀】Cross references of word families that are related directly, or indirectly, to: "cat": aeluro-, eluro-; cat; feli-, felin-; gato-.

【同源单词】galea, galeanthropy, galeated, galeiform, galeomania, Galeomorphil