Classic Merriam-Webster content is now available on classic mobile platforms.
Merriam-Webster Search Box Plug-in
Search Box Plug-in Option for Firefox
Install this search plug-in and use your Firefox search box to look up words in the Merriam-Webster
Dictionary or Thesaurus instantly—from anywhere on the Web.
Features
Merriam-Webster Online search is always available in Firefox
Just select the "Merriam-Webster Dictionary" option in the Firefox search box and
type in a word
Install the Merriam-Webster toolbar search option for Firefox
From within Firefox, click here to download the Merriam-Webster Dictionary toolbar search box plug-in
You will see a popup box asking if you would like to install the Merriam-Webster Dictionary search—select "OK"
That's it! To begin searching, click on the small black arrow near the icon in your search box window and select "Merriam-Webster Dictionary" from the drop menu
Type in a word, then press "Enter" and the definition will open in your browser
window (you must be online to search).
The Merriam-Webster Online Thesaurus can be installed in your toolbar the same way—to
download the thesaurus plug-in, click here and follow the same procedure. To download the Spanish-English Dictionary plug-in, click here.
Removing the Merriam-Webster plug-in(s) from your Firefox toolbar search
Go to the installation for Firefox: in Windows, most likely C:\Program Files\Mozilla Firefox\
Open the sub-folder \searchplugins\
Delete the file mw-dictionary.src (or mw-thesaurus.src for the thesaurus search)
Close and restart Firefox.
Note: This download is not compatible with Internet Explorer or Netscape.
To install a similar feature into one of those browsers, see the Merriam-Webster Lookup Button.