Pronunciation: (sôr'us, sōr'-), [key]
—pl. so•riPronunciation: (sôr'ī, sōr'ī). [key]
1. Bot.one of the clusters of sporangia on the back of the fronds of ferns. See diag. under fern.
2. Mycol.a soruslike spore mass of certain fungi and lichens.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.