词根词缀：arachno-, arachn-

【来源及含义】Greek: spider; the arachnoidea; when used in medicine this Greek element refers to a membrane, veins, or any web-like structure in the body

【相关词根词缀】 Cross references of word families that are related directly, or indirectly, to: "spider; arachnoidea": acaro-; arano-; mite, mites.

【同源单词】arachnactis, Arachne, arachnean, arachnephobia, arachnid, Arachnida

词根词缀：ethno-, ethn-

【来源及含义】Greek: people, race, tribe, nation; group of people living together; community, family

【相关词根词缀】Related "people, human" word units: anthropo-; demo-; ochlo-; popu-; publi-.

【同源单词】ethnagogue, ethnarch, ethnarchy, ethnic, ethnically, ethnicism

词根词缀：ichno-, ichn-

【来源及含义】Greek: track, trace, footprint; pertaining to fossil footprints

【同源单词】ichneutic, ichnite, ichnocoenosis, ichnofauna, ichnoflora, ichnofossil

词根词缀：splanchn-, splanchno-

【来源及含义】Greek: entrails, intestines, viscera [internal organs collectively; especially, those in the abdominal cavity]

【相关词根词缀】Cross references of word families related directly, or indirectly, to: "internal organs, entrails, inside": ent-; enter-; fistul-; incret-; inter-; intra-; viscer-. 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-; concho-; fenestra-; hernio-; hiat-; meato-; ora-; parieto-; poro-; pyl-, pyle-; pylor-; sphinctero-; stomato-; syringo-; uretero-; urethro-; vagino-; ventricul-.

【同源单词】splanchnapophysis, splanchnemphraxis, splanchnesthesia, splanchnic, splanchnicectomy, splanchnocele

词根词缀：techno-, techn-, tect-

【来源及含义】Greek: art, skill, craft; techne, art, skill, craft; tekton, "builder"

【同源单词】agrotechnology, atechnic, atechny, biotechnics, biotechnology, cacotechny