词根词缀：cyclo-, cycl-, -cycle, -cyclic, -cyclical, -cycles

【来源及含义】Greek: around, round, circle, circular

【相关词根词缀】 Related "around, round, surrounding" units: ambi-; ampho-; circ-; circum-; gyro-; peri-.

【同源单词】acyclic, anticyclone, anticyclonic, bicycle, biogeochemical cycle, cycle

词根词缀：-oid, -oidal, -oidism, -odic

【来源及含义】Greek: a suffix; like, resembling, similar to, form

【相关词根词缀】 Inter-related cross references, directly or indirectly, involving word units dealing with "form, shape, appearance": eido-; figur-; form-; icono-; ideo-; imag-; morpho-; typo-.

【同源单词】acanthoid, acanthozooid, acaroid, acidoid, acromegaloidism, acrostichoid