Main Entry: pir·i·form

Variant(s): or pyr·i·form \ˈpir-ə-ˌfȯrm\

Function: adjective

1 : having the form of a pear
2 : of, relating to, or being the part of the cerebral cortex of the piriform lobe that receives primary input from the olfactory bulb <the piriform cortex>