Dictionary

effusion

noun ef·fu·sion \i-ˈfyü-zhən, e-\

: something that is said or expressed too much or with a lot of emotion

: a flow of liquid or gas

Full Definition of EFFUSION

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
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First Known Use of EFFUSION

15th century

Other Physics Terms

amplitude, centrifugal, centripetal, convection, gradient, hysteresis, kinetic, lase, quantum
Medical Dictionary

effusion

noun ef·fu·sion \i-ˈfyü-zhən, e-\

Medical Definition of EFFUSION

1
a :  the escape of a fluid from anatomical vessels by rupture or exudation b :  the flow of a gas through an aperture whose diameter is small as compared with the distance between the molecules of the gas
2
:  the fluid that escapes by extravasation—see pleural effusion

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