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effusion

ef·fu·sion

effusion

 
pronunciation:
ih fyu zhn
part of speech: noun
definition 1: a pouring or flowing out, or the fluid that does so.
Effusion of these chemicals into the river has got to be stopped.
similar words:
flow, issue, leak, outpouring
definition 2: a great outpouring of feelings or thoughts, as in speech or writing.
I was quite taken aback by this effusion of praise.