USEFUL ESL LINKS
|
The Mobile Dictionary & Thesaurus " (physics) the process in which there is movement of a substance from an area of high concentration of that substance to an area of lower concentration "
cross word |
dictionary thesaurus
enter word
search tips: text The # sign initiates a highlighted contextual search. Useful for information on a subject in general or related to it.
contact@vizzz.com 0.01s |