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symptosis ptoch- poor Gr**** πτωχός (ptōkhós), πτωχότης ptochocracy,
ptochology pty- spit Gr**** πτύειν, πτύον (ptúon), πτύσις (ptúsis), πτύαλον hemoptysis...
- upon
which birds grow feathers; pterylography. The
study of pterylosis.
ptochology The
study of
pauperism or poverty.
pulmonology The
study of the respiratory...
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symptosis ptoch- poor Gr**** πτωχός (ptōkhós), πτωχότης ptochocracy,
ptochology pty- spit Gr**** πτύειν, πτύον (ptúon), πτύσις (ptúsis), πτύαλον hemoptysis...
