/ˈfalsəˌfôrm/
Adjective
1. Curved like a sickle; hooked. (Google Dictionary)
2. Sickle-shaped. (wiktionary.org)
3. Having a crescentic or sickle shape. (biology-online.org)
Syn: Falcate, falcated
Word origin: From Latin falc- (stem of falx (“sickle”)) + English –i– + -form (“-shaped”).