ar·co 
(ärkō)
(ärkō)adv. & adj.
Music
Music
With a bow. Used chiefly as a direction to indicate the resumption of bowing after a pizzicato passage.
[Italian, bow, from Latin arcus.]
- polycyclic aromatic hydrocarbon
- polycystic
- polycystic ovary syndrome
- polycythemia
- polydactyl
- polydactylism
- polydactyly
- polydentate
- polydipsia
- polydipsic
- polyelectrolyte
- polyembryonic
- polyembryony
- polyene
- polyester
- polyesterification
- polyestrous
- polyether
- polyethylene
- polyethylene glycol
- polygala
- polygamist
- polygamous
- polygamously
- polygamy