>> TDL file

TDL file format description

Many people share .tdl files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .tdl file can be edited, converted or printed with. On this page, we try to provide assistance for handling .tdl files.

1 filename extension(s) found in our database.

.tdl - MathType Translator Definition Language

The TDL development files are related to MathType. TDL file is a MathType Translator Definition Language. MathType is an interactive tool for Windows and Macintosh that lets you create mathematical notation for word processing, web pages, desktop publishing, presentations, and for TeX, LaTeX, and MathML documents.

Development files
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MathType Translator Definition Language related extensions:
MathType Preferences

Naturally, other applications may also use the .tdl file extension. Even harmful programs can create .tdl files. Be especially cautious with .tdl files coming from an unknown source!

Can't open a .tdl file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .tdl file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

tl, tsl, tdp, trl, dl, tel, tdo, tdk, td, ydl, rdl, twl, gdl, dtl, tld

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Serif DrawPlus Thumbnail
Cenix True Speech LQ Audio
OpenTL Data
FLEXnet Manager Debug Log
Tag Library Descriptor
Xilinx Text Design Output

Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.


If you have useful information about the .tdl file format, then write to us!

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