.DCT File

The dct file extension is frequently used by programs for files that contains various, mostly spell-checking, dictionaries. Dictionaries are pretty common in programs that deal with text in more languages.

These files are not interchangeable, just share the same dct file suffix.

Files with dct file extension can be usually found as various spell checking dictionary file format for programs like Harvard Graphics ChartXL, Clarion, AutoCAD etc.

How to open:

Dictionaries can be usually imported to their respective programs.

How to convert:

Sometimes, dictionaries can be exported to a database format or for exchange purposes between similar programs.