| 1. 劍橋英英字典 once once |
2. 雅虎奇摩字典 once |
3. 韋氏線上字典 once |
4. 朗文英英字典 once |
| 5. Google字典 once |
6. icibt寫作句庫 once |
7. 美國遺產字典 once |
8. wiktionary once |
| 9. Wikipedia once |
10. Howstuffworks once |
11. Urban Dictionary once |
12. EarthSky once |
| 13. answers.com once |
14. WordReference.com once |
15. 英漢詞典 once |
16. yourdictionary.com once |
| 17. Webster Dictionary once |
18. onelook.com once |
19. W3dictionary once |
20. Medlineplus dictionary once |
| 21. Inogolo(名字發音) once |
22. Forvo(發音) once |
23. Quotations(語錄) once語錄 |
24. 韋氏線上學生字典 once |
| 25. 韋氏線上學生詞典 once |
26. 韋氏線上押韻字典 once |
27. Thesaurus.net同義字典 once |
28. Macmillan Dictionary once |
| 29. Macmillan Thesaurus once |
30. getwords.com once |
31. bettermedicine.com once |
32. Collins once |
| 33. Oxford Dictionary once |
34. Oxford ALD once |
35. ozdic.com once |
36. Oxford American once |
| 37. Stanford Encyclopedia of Philosophy once |
38. 圖片搜尋 once |
39. PDF搜尋 once |
40. SWF搜尋 once |
| 41. English-cobuild once |
42. Babylon English once |
43. Babylon Search once |
44. AlphaDictionary once |
| 45. 線上英漢字典 once |
46. Wordnik once |
47. 同義與反義字 once |
48. howjsay . com once |
| 49. Medical Dictionary once |
50. Your Dictionary Sentences once |
51. PronounceHow once |
52. Dictionary Reverso once |
| 53. Memidex(發音) once |
54. dict.cc once |
55. Name Pronunciation once |
56. Vocabulary.com once |
| 57. WebMD once |
58. 海詞 once |
59. 新浪香港 once |
60. Linguee once |
| 61. VoiceTube once |
62. 大詞典 once |
63. sentencedict.com once |
64. definition-of.com once |
| 65. YouTube once |
66. 詞都 once |
67. 押韻詞典 once |
68. RhymeZone once |
| 69. RhymeZone once |
70. 漢語詞典 once |
71. Pronounce Names once |
72. Youglish once |
| 73. 查文法 once |
74. Purdue OWL once |
75. Reference.com once |
76. Ozdic.com 語詞搭配 once |
| 77. OXFORD 語詞搭配 once |
78. YARN movie clips once |
79. Ted.com once |
80. thesaurus.plus once |
| 81. cliffsnotes once |
82. sparknotes once |
83. Describing Words once |
84. Ludwig once |
| 85. study.com once |
86. webmd.com once |
87. word hippo(adj) once |
88. word hippo(noun) once |
| 89. word hippo(verb) once |
90. word hippo(adv) once |
91. word hippo(singular) once |
92. word hippo(pl.) once |