灰燕鸻 huīyànhéng small pratincole Origin Definitions Defs Strokes Stroke Words Sentences Sents 灰 huī adjective gray the color between black and white; ash-colored燕鸻 燕鴴 yànhéng pratincole; swallow-plover swallow-plover; pratincole. A large brown bird with white belly, large mouth, long wings, and a forked tail that feeds on insects.