halo

Multiple Entries:
  halo    halo-  

Concise Oxford English Dictionary © 2008 Oxford University Press:
halo /ˈheɪləʊ/

▶noun (pl. haloes or halos)

• 1 (in a painting) a circle of light surrounding the head of a holy person.

• 2 a circle of light round the sun or moon caused by refraction through ice crystals in the atmosphere.

▶verb (haloes, haloing, haloed) surround with or as if with a halo.

– origin C16: from med. L., from L. halos, from Gk halōs ‘disc of the sun or moon’.

Concise Oxford English Dictionary © 2008 Oxford University Press:
halo- /ˈheɪləʊ/

▶combining form

• 1 relating to salinity: halophile. [from Gk hals, halo- ‘salt’.]

• 2 representing halogen.