pro·so·ma 
(prō-sōmə)
(prō-sōmə)n.
The anterior of the two or three main divisions of the body of certain invertebrates, especially the cephalothorax of an arachnid.
[PRO-2 + Greek sōma, body; see teuə- in the Appendix of Indo-European roots.]
pro·somal adj.
- remonstrance
- remonstrant
- remonstrantly
- remonstrate
- remonstration
- remonstrative
- remonstratively
- remonstrator
- remora
- remorse
- remorseful
- remorsefully
- remorsefulness
- remorseless
- remorselessly
- remorselessness
- remote
- remote control
- remote-control
- remote-controlled
- remotely
- remoteness
- remote sensing
- remotion
- remount