Supported Dictionary Formats - goldendict/goldendict GitHub Wiki
Goldendict supports many dictionary formats. The main formats are listed below. The file extensions of the supported dictionary formats are given in the brackets
Offline Dictionary formats
- StarDict dictionaries (.ifo, .dict, .idx, and .syn files)
- Babylon dictionaries (.bgl files)
- Dictd dictionaries (.index, .dict and .dict.dz files)
- ABBYY Lingvo dictionaries (.dsl, .dsl.dz, .lsd) - lsd support only in mobile version
- Lingoes dictionaries (.ld2) - Only in the mobile version
- XDXF dictionaries (.xdxf, .xdxf.dz) - Desktop version build 1.0.1-210-gfb179ac and later
- AARD dictionaries (.aar) - Desktop version build 1.0.1-223-g81ee55a and later
- SDict dictionaries (.dct) - Desktop version build 1.0.1-223-g81ee55a and later
- MDict dictionaries (.mdd and .mdx files) - Desktop version build 1.0.1-675-g487ba6b and later
- Zim dictionaries (.zim files) - Desktop version build 1.5.0-RC-177-geb6ddfe and later. (Under Linux this feature is turned off by default. To turn it on use "qmake "CONFIG+=zim_support"" (liblzma-dev package required. Or take xz 5.0.5 sources from http://tukaani.org/xz/ and compile it).)
- EPWING dictionaries - Desktop version build 1.5.0-RC-394-g141703a and later
- Slob dictionaries (.slob files) - Desktop version build 1.5.0-RC-459-g91bddcc and later. (Under Linux see remark for Zim dictionaries)
- Babylon source files (.gls, .gls.dz files) - Desktop version build 1.5.0-RC2-85-g473cb2b and later.
Audio pronunciation dictionary formats
- ABBYY Lingvo audio files (.lsa and .dat)
- Arbitrary sets of sound files
- Compressed sound packs (zips) - Desktop version build 1.0.1-333-g8e4b384 and later
Online Dictionaries
GoldenDict supports so many online dictionaries that it almost impossible to list them all here.
A few of the examples are wikipedia, Oxford, Lingoes, Merriam Websters
If you are using an online dictionary most probably that will work with Goldendict.