cribriform
adjective
crib·ri·form ˈkri-brə-ˌfȯrm 
: pierced with small holes
Word History
Etymology
borrowed from New Latin crībrifōrmis, from Latin crībrum "sieve" + -i- -i- + -fōrmis -form — more at riddle entry 3
First Known Use
1741, in the meaning defined above
Medical Definition
cribriform
adjective
crib·ri·form ˈkrib-rə-ˌfȯrm
: pierced with small holes