| holo- or (before a vowel) hol- | |
| —combining form | |
| whole or wholly: holograph; holotype; Holarctic | |
| [from Greek holos] | |
| hol- or (before a vowel) hol- | |
| —combining form | |
| [from Greek holos] | |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| a gadget; dingus; thingumbob. |
holo- or hol-
pref.
Whole; entirely: holoblastic.