Dictionaries provide such information as the spelling, pronunciation, meaning, forms, etymology, and usage of words. This category includes dictionaries of many different types and languages.
Acronyms
Lists of abbreviations constructed mostly from the initial letters of the words of a phrase, with their meanings.
Military,
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By Subject
Resources giving information in English about particular subjects or on a particular class of words, names, or facts, usually arranged alphabetically.
Aerospace,
Agriculture,
Architecture,
Audio and Video,
Automotive,
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Etymology
Etymology is the study of the origin of words.
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Rhyming
Resources that allow you to find rhyming words for poetry and songwriting endeavours.
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Symbols
A publication giving textural and/or graphical descriptions of symbols.
Swastika,
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Vocabulary Lists
Word-a-day,
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World Languages
This category is for online dictionaries and useful vocabulary lists between different languages; English to non-English in most cases, and sometimes non-English to non-English languages so long as the sites are written in English (otherwise, have English options).
A,
B,
C,
D,
E,
F,
G,
H,
I,
J,
K,
L,
M,
Multilingual,
N,
O,
P,
Q,
R,
S,
T,
U,
V,
W,
X,
Y,
Z,
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