Go here:
WorldLanguageClick on
Dictionary in the menu at the left.
Select
Burmese from the list of 157 languages (!!!).
You should see a list of 3 Burmese dictionaries. The first one,
Burmese: English and Burmese Dictionary by Judson, appears to be the most comprehensive; it's a real book, not an eBook or software. Price is US$70.
This company also has several other Burmese language learning products, such as language tapes, that may be of interest.