词根词缀：actino-, actin-, actini-, -actinal, actis-

【来源及含义】Greek: ray [as of light] or like a ray in form; radiance, radiation; a radiating or tentacled structure

【同源单词】actin, actinal, actinian, actinic, actinic burn, actinic carcinoma

词根词缀：stauro-, staur-

【来源及含义】Greek: upright stake; hence, "rood, cross"; cross-shaped, crosslike, crossed

【相关描述】Rood comes from Old English and means, "rod, pole; measure of land; cross".

【同源单词】stauractine, Staurikosaurids, Staurikosaurus, staurion, staurogamy, staurolatrian