عطرد

عُطَارِدٌ ذ or عُطَارِدُ, (accord. to different copies of the S,) or both, being perfectly and imperfectly decl., (K,) but what is the cause of its being imperfectly decl., with the quality of a proper name, requires consideration, (MF,) [ The planet Mercury; ] the star of the scribes; (Az, TA:) one of the stars called الخُنَّسُ; (S, O, K:) accord. to the K [and O], in the sixth heaven [or sphere ]: but the sheykh 'Alee El-Makdisee says that this is a mistake, for it is well known to be in one second. (TA.)