n.
Pronunciation: ' so ̇ r- ə s
Function: noun
Inflected Form: plural so · ri \ ' so ̇ r- ˌ ī , - ˌ ē \
Etymology: New Latin, from Greek s ō ros heap
Date: 1832
: a cluster of plant reproductive bodies: as a : a cluster of sporangia on the underside of a fertile fern frond b : a mass of spores bursting through the epidermis of the host plant of a parasitic fungus c : a cluster of gemmae on the thallus of a lichen