effusion

One entry found for effusion.

Main Entry: ef·fu·sion
Pronunciation: i-'fyü-zh&n, e-
Function: noun
1 : an act of effusing
2 : unrestrained expression of words or feelings <greeted her with great effusion -- Olive H. Prouty>
3 a (1) : the escape of a fluid from anatomical vessels by rupture or exudation (2) : the flow of a gas through an aperture whose diameter is small as compared with the distance between the molecules of the gas b : the fluid that escapes