nepâhandé, nepâhešgar, nepâhgar
1) Someone or something that observes.
qafas-e nepâhgar, ~ nepâhandé
Fr.: cage d'observateur
A place located either at the top of the tube of a large telescope from where one observes or at the back of the tube where instruments are attached to the → Cassegrain focus.
General: Something that serves or is used in serving.
Server, agent noun from serve, from M.E. serven, from O.Fr. servir "to serve," from L. servire "to serve," originally "be a slave," related to servus "slave;" cognate with Av. har- "to guard, watch," harətar- "guardian," hāra- "caring for;" Mid./Mod.Pers. zinhâr "protection, security; beware! mind!"
Zâvar "attendant, servant" (Dehxodâ), zâvari "attendance, service" (Dehxodâ), maybe related to Skt. sev- "to attend upon, serve," sevā- "service, attendance, worship," sevati "serves, attends," sevaka- "attendant, servant, follower."