Hooked or bent like a sickle; as, a falcate leaf; a falcate claw; -- said also of the moon, or a planet, when horned or crescent-formed.(adjective)
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Use "falcated" in a sentence
"Wildlife officials say a male falcated duck, a bird common in China, was first spotted at the refuge on Dec. 8."
"The last streak of light had faded from the west, and a pale lustre kindling in the eastern portions of the sky, became brighter and brighter till the white falcated moon was lifted up above the horizon; while uncountable stars appeared to reflect their brilliancy in the waters below."
"The word "moon-sickle," reminds me of a passage in Harris, as quoted by Johnson, under the word "falcated.""