词根词缀：-ac

【来源及含义】Greek > Latin: suffix; from French -aque, or directly from Latin -acus, from Greek -akos forming adjectives. This suffix was used to form names of arts and sciences in Greek and it is now generally used to form new names of sciences in English; meanings, "related to, of the nature of, pertaining to, referring to"

【相关描述】The suffix -ic has related elements.

【同源单词】ambrosiac, ammoniac, amnesiac, anaphrodisiac, anthomaniac, antidemoniac

词根词缀：sodio-, sodi-, sodo-, sod-

【来源及含义】Latin: glasswort, saltwort; hence, sodium carbonate [which may be derived from the ashes of burned glasswort or saltwort]

【同源单词】monosodium, prosodiac, sodium, stomatodysodia