英:['rɪktəl]
美:['rɪktəl]
英:['rɪktəl]
美:['rɪktəl]
adjective
of, relating to, or being a rictus … the female [bird] has a longer tail, wider bill, and more rictal bristles, for catching insects in midair.—Jared M. Diamond
a rictal grin
裂的:裂隙所属的
The first known use of rictal was in 1825