shale smear zone

clear zone zone

the alternative occurrence of fractured zone and non-fractured zone

trade-wind zone [= zone of trade wind]

zone by zone upgoing

a smear tactic against the Democrats

abnormal pap smear

Autocyte pap smear liquid based cytoloy

automated blood smear analysis system

Blood smear

blood smear slide

bone marrow smear

Bone-marrow smear

Breed smear

buccal smear analysis

cell smear

cervical Pap smear test

cervical Papanicolaou smear

Cervical scraping smear

cervical smear