[sik-uh
l-bil] 
| any of various birds having a long, curved bill, as the long-billed curlew or curve-billed thrasher. |
| sick·le·bill (sĭk'əl-bĭl') n. Any of several birds having long sharply curved bills, as Falculea palliata, a passerine bird of Madagascar, and Hemignathus procerus, a Hawaiian honeycreeper. |