1. As the hard flattened scales of e.g. sharks
   - placoid

See also: planar, two-dimensional

• cytol
• cytologic
• cytologic smear
• cytologic specimen
• cytological
• cytologist
• cytology
• cytolysin
• cytolysis
• cytolytic
• cytomegalic
• cytomegalovirus
• cytomembrane
• cytopathogenic
• cytopenia
• cytophotometer
• cytophotometric
• cytophotometrically
• cytophotometry
• cytoplasm
• cytoplasmatic
• cytoplasmic
• cytoplasmically
• cytoplast
• cytoplastic