cal·lose 
(kălōs′)
(kălōs′)n.
Botany
Botany
A complex branched carbohydrate commonly associated with sieve areas of sieve elements.
[From Latin callōsus, callous; see CALLOUS.]
- postposition
- postpositional
- postpositionally
- postpositive
- postpositively
- postprandial
- postprandially
- postproduction
- postscript
- PostScript
- postseason
- poststructuralism
- postsynaptic
- postsynaptically
- posttest
- post time
- posttranscriptional
- posttransfusion
- posttranslational
- posttraumatic
- posttraumatic stress disorder
- postulancy
- postulant
- postulantship
- postulate