سن

سِنّ \ age: length of life: He’s ten years of age. He’s the same age as I am. nib: the metal point of a pen. point: a sharp end (of a nail, pencil, weapon, etc.). tooth (teeth): one of the bony objects with which we bite; any tooth-like part of an instrument or machine. \ See Also عمر (عُمْر)‏ \ سِنّ \ ploughshare, plowshare: the blade of a plough. \ See Also سكة (سِكّة)، شَفْرَة المِحْراث \ سِنّ \ prong: one of the long points of a fork. \ See Also شُعْبَة شَوْكة الطَّعام \ سِنّ الدولاب \ cog: one of a set of teeth on a wheel in a machine.