We found 5 dictionaries that define the word echa:

General (2 matching dictionaries)

1. echa: Wordnik
2. ECHA: Dictionary.com

Miscellaneous (2 matching dictionaries)

3. ECHA, ECHA: Acronym Finder

Tech (1 matching dictionary)

4. DOD Dictionary of Military Terms: Joint Acronyms and Abbreviations (No longer online)

Definitions from Wikipedia (ECHA) ▸ noun:  the European Chemicals Agency, an agency of the European Union. ▸ Words similar to echa ▸ Usage examples for echa ▸ Idioms related to echa ▸ Wikipedia articles (New!) ▸ Popular adjectives describing echa ▸ Words that often appear near echa ▸ Rhymes of echa ▸ Invented words related to echa