词根词缀:photo-, phot-, -photic
【来源及含义】Greek: light; ultraviolet and infrared radiation; radiant energy
【相关词根词缀】 Etymologically related "light, shine, glow" word families: ethero-; fulg-; luco-; lumen-, lum-; luna, luni-; lustr-; phengo-; pheno-; phospho-; scinti-, scintill-; splendo-.
【同源单词】aphotesthesia, aphotic, aphototaxis, aphototropism, astrophotograph, astrophotographer
词根词缀:taxi-, tax-, taxo-, taxio-, -taxia, -taxis, -taxy, tact-, -tactic, -tactical, -tactics
【来源及含义】Greek: arrangement, order, put in order, orientation; the movements or directed responses of motile organisms to stimuli, as indicated by the combining roots
【同源单词】acroataxia, adelphotaxis, aerotaxis, ahydrotaxis, allelotaxis, amyotaxia