an unrestrained expression, as of feelings: poetic effusions.
4.
Pathology.
a.
the escape of a fluid from its natural vessels into a body cavity.
b.
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.
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
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
a. the escape of blood or other fluid into a body cavity or tissue