effusion

[ ih-fyoo-zhuhn ]

noun

1. the act of effusing or pouring forth.
2. something that is effused.
3. an unrestrained expression, as of feelings:

   poetic effusions.

4. Pathology.
   1. the escape of a fluid from its natural vessels into a body cavity.
   2. the fluid that escapes.
5. Physics. the flow of a gas through a small orifice at such density that the mean distance between the molecules is large compared with the diameter of the orifice.

effusion

/ ɪˈfjuːʒən /

noun

1. an unrestrained outpouring in speech or words
2. the act or process of being poured out
3. something that is poured out
4. the flow of a gas through a small aperture under pressure, esp when the density is such that the mean distance between molecules is large compared to the diameter of the aperture
5. med
   1. the escape of blood or other fluid into a body cavity or tissue
   2. the fluid that has escaped

Other Words From

• nonef·fusion noun

Word History and Origins

Origin of effusion¹

1350–1400; Middle English (< Anglo-French ) < Latin effūsiōn- (stem of effūsiō ), equivalent to ef- ef- + fūsion- fusion

Example Sentences

Skipper Worse growled a little and rubbed his head, when Sivert Gesvint pressed his hand and welcomed him with effusion.

From Project Gutenberg

This she said with unusual effusion; generally the relations between the mother and daughter were a trifle stiff.

From Project Gutenberg

Mr. Pope read to us an odd kind of Latin-English effusion of the Dean's, which made us shake with laughter.

From Project Gutenberg

There is an intensity and effusion of spirit in them, in which his own more studied compositions are somewhat wanting.

From Project Gutenberg

Let us have your news anyway, and forgive this silly stale effusion.

From Project Gutenberg