psithyrus
noun
psith·y·rus
ˈsithərəs
1
capitalized : a genus of large bees resembling bumblebees but lacking the pollen-collecting apparatus and the worker caste and being parasitic in the nests of bumblebees
2
plural psithyri
-ˌrī
: any bee of the genus Psithyrus 
Word History
Etymology
New Latin, from Greek psithykos whispering, twittering
- hydroseeds
- hydroseparator
- hydrosere
- hydroseres
- hydrosilicate
- hydroskimmer
- hydroskis
- hydrosol
- hydrosolic
- hydrosols
- hydrosoma
- hydrosomata
- hydrosome
- hydrosomes
- hydrospace
- hydrospaces
- hydrosphere
- hydrospheres
- hydrospheric
- hydrospire
- hydrospiric
- hydrostatic
- hydrostatic arch
- hydrostatic balance
- hydrostatic head