词根词缀：epi-, ep-

【来源及含义】Greek: above, over, on, upon; besides; in addition to; toward; among

【相关词根词缀】 Related "above, over, beyond the normal, excessive" word units: hyper-; super-, supra-, sur; ultra-, ult-.

【同源单词】anepigraphous, cotyledon, endoepidermal, ephemeral, epibasal, epibasidium

词根词缀：gram-, -gram-, -gram, -grammatic, -grammatical, -grammatically, -gramme, -grammic

【来源及含义】Greek: write, writing, something written, a written record, a recording; letters; words; later, a small weight, a unit of mass in the metric system

【相关描述】A unit of weight in the metric system from 1797 gramme, borrowing of French gramme, from Late Latin gramma, "small weight"; from Greek gramma, "small weight"; originally, "something written"; from the stem of graphein, "to draw, to write".

【相关词根词缀】Related "writing" word units: glypto-; graph-; scrib-, script-.

【同源单词】accelerogram, achillogram, acoustogram, acrogram, acronym, actinogram

词根词缀：-ic

【来源及含义】Greek: a suffix; pertaining to; of the nature of, like; in chemistry, it denotes a higher valence of the element than is expressed by -ous

【同源单词】abdominocystic, abdominopelvic, abdominoscopy, abdominothoracic, abiogenetic, abiogenic