- smear, cytologic smear, cytosmear - a thin tissue or blood sample spread on a glass slide and stained for cytologic examination and diagnosis under a microscope
--1 is a kind of cytologic specimen
--1 has particulars:alimentary tract smear; cervical smear, Pap smear, Papanicolaou smear; lower respiratory tract smear, bronchoscopic smear, sputum smear; vaginal smear