The Collaborative International Dictionary
Effervesce \Ef`fer*vesce"\, v. i. [imp. & p. p. Effervesced; p. pr. & vb. n. Effervescing.] [L. effervescere; ex + fervescere to begin boiling, incho., fr. fervere to boil. See Fervent.]
To be in a state of natural ebullition; to bubble and hiss, as fermenting liquors, or any fluid, when some part escapes in a gaseous form.
To exhibit, in lively natural expression, feelings that can not be repressed or concealed; as, to effervesce with joy or merriment.
Wiktionary
n. effervescence vb. (present participle of effervesce English)
WordNet
Wikipedia
''' Effervescing ''' (foaled 1973 in Kentucky) is an American Thoroughbred racehorse. Effervescing was a stakes winner at the age 3, 4 and 5 he was one of the first successful trainees by D. Wayne Lukas.
Usage examples of "effervescing".
For him, cars effervescing like soda water had all the fascination of cracks in the pavement.
As they slipped away it went into what looked like spasms, effervescing a yellow electrostain.
Heat quickly in the blow-pipe flame, and when the mass is fused and effervescing, withdraw and allow to cool.
Nitrites are distinguished from nitrates by effervescing and yielding brown fumes when treated with a little dilute sulphuric acid.
All through the rumblings and grindings and quakings and effervescings accompanying the evolution of the ache into the botts and the cold into the blind staggers I could note the generous struggle for mastery going on between the mash and the drench and the literature.