词根：liter = letter（文字）

  来自拉丁语的liter 意为letter。
  （*拉丁文littera(=letter) ——英文字根字典）

同源词：

1. obliterate（逆着文字走ob(=against) + liter(=letter)）
  vt.擦掉；消除痕迹；消灭
  obliteration n.删除；擦掉
  The crows completely obliterated his corn crop this year.乌鸦把他今年收获的玉米消灭得一干二净。

2. literate（认识字的liter (=letter)）
  adj.能读写的；有文化的
  n.能读写的人；有文化的人
  literacy n.读写能力；知识
  Sadly,many adults in developing nations are not literate. 可辈的是，发展中国家很多成人还不会读写。

3. alliteration
  n.[语]头韵（法） *al<ad(=near,to)
  alliterative adj.头韵（法）的

4. transliterate
  v.把...译成另一语言体系中的相应的字母；翻译
  transliterate Greek into Roman letters 把希腊语翻译成罗马字母
  transliterate English words into phonetic symbols 用音标来译写英语单词

5. illiterate
  adj.无知的；文盲的；语言错误的
  n.无知的人；文盲 *il<in(=not)
  illiterate letter 语言错误连篇的信

6. illiteracy
  n.文盲 *il<in(=not)
  illiteracy rate 文盲率

7. literal
  adj.文字的；照字面的，逐字的；（人）刻板的；缺乏想象力的
  n.文字错误；印刷错误
  in the literal sense of the word 照字面意思地

8. literally
  adv.逐字地；实在地；不夸张地
  translate literally 直译
  literally starving 确实饿着的

9. literary
  adj.文学的；通晓文学的；从事写作的；（相对口语来说）书面的
  literary works 文学作品
  literary man 文人
  literary style 书面体

10. literati
  n.<拉>[总称]文人学士；知识分子，知识界

11. literature
  n.文学；文学作品；文献；印刷品
  English literature 英国文学
  literature on sports 有关体育的文献
  send her some literature about package holidays 寄给她一些关于一揽子施行的印刷品

12. litany
  n.连祷；应答祈祷（唱赞美歌的歌唱团先唱，信徒们跟着应答歌唱的形式）；（the L~)祈祷文 *lit<liter(=letter)

13. subliterary
  adj.不及文学水准的；报告不完整的（文学层次低）《sub = under》

13. obliterate
  v.涂抹;擦掉;消灭;毁迹（使盖在文字上面）《ob- = over》

14. preliterate
  adj.尚无文字的（文字发明以前）《pre- = before》

15. literalism
  n.写实主义；直译主义

词根词缀：a-, an-

【来源及含义】Greek: prefix; no, absence of, without, lack of; not

【相关描述】These prefixes are normally used with elements of Greek origin, a- is used before consonants and an- is used before vowels.

It affects the meanings of hundreds of words.

There are too many words that use these prefix elements to list all of them on this site; however, there are significant examples listed in this and the other units where they exist.

【同源单词】abacterial, abaptism, abarognosis, abasia, abiocoen, abiogenesis

词根词缀：aboulo-, aboul-, abulo-, abul-

【来源及含义】Greek: irresolution, indecision, loss or defect of the ability to make decisions

【同源单词】aboulia, aboulias, aboulic, aboulomania, abulia, paraboulia

词根词缀：abysso-, abyss-, abys-

【来源及含义】Greek > Latin: Greek [abussoz], a-, "no" plus bussos, "bottom" through Latin [abyssus], "no bottom, bottomless"

【相关词根词缀】Inter-related cross references, directly or indirectly, involving the "sea" and the "ocean" bodies of water: Atlantic; batho-, bathy- (depth); bentho- (deep, depth); halio-, halo- (salt or "the sea"); mare, mari- (sea); necto-, nekto- (swimming); oceano-; pelago- (sea, ocean); plankto- (drifting); thalasso- (sea, ocean).

【同源单词】abysm, abysmal, abysmally, abyss, abyssal, abyssal plains

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：academ-

【来源及含义】Greek > Latin: [originally, Academus/Akademus, a name of a hero in Greek mythology; then it became a gymnasium near Athens where Plato taught]

【相关描述】In the beginning, academy referred to the "olive grove of Academus" or "the groves of Academe". Plato established his school in 387 B.C. Music, philosophy, and literature were taught there. Some accounts say that Plato sat on the ground and taught while resting against the trunk of an olive tree.

Now academies generally exist as private-secondary schools, military institutions; as art, literary, and scientific societies; and institutions in the entertainment world. According to John Ayto, the more general meanings "college, place of training" derive from French.

【同源单词】academe, academia, academic, academical, academician, academicism

词根词缀：acantho-, acanth-, -acanth, -acanths, -acanthid, -acanthous

【来源及含义】Greek: used either as a prefix or as a suffix; pointed appendages; spine, spiny; thorn, thorny

【同源单词】acanth, acantha, acanthaceous, acanthamebiasis, acanthamoeba, acanthesthesia

词根词缀：acaro-, acar-, acari-, acarin-

【来源及含义】Greek > Latin: "tiny spider", mite[s] "itch"; ticks

【相关词根词缀】 Cross references of word families that are related directly, or indirectly, to: "spider; arachnoidea": arachno-; arano-; mite, mites.

【同源单词】Acarapis, acararian, Acari, acarian, acariasis, acaricidal

词根词缀：achillo-, achill-, Achilles

【来源及含义】Greek > Latin: tendon at the back of the heel

【同源单词】Achilles, Achilles heel, Achilles jerk, Achilles tendon, achillobursitis, achillodynia

词根词缀：achlyo-, achly-, achlys-, achlu-

【来源及含义】Greek: mist, dimness, darkness

【同源单词】achluophobia, Achlya, achlys