حجر

حَجَر \ rock: the solid stone part of the earth’s surface (compared with loose material like soil and sand): You cannot dig through rock, except with machinery, a piece of rock, of whatever size He threw a rock into the sea. We saw the Rock of Gibraltar. The ship struck a rock (a piece of rock coming up through the sea). stone: rock that is used for building, etc.: a block of stone; limestone, a piece of rock, esp. a small piece He threw a stone at the boy. Jewels are valuable stones. \ See Also صخر (صَخْر)‏ \ أحجارٌ شِبهُ كَريمة \ semi-precious stones. \ _(field) Min. \ حَجَر غرانِيت \ granite: a hard grey kind of rock. \ See Also صوان (صَوَّان)‏ \ حَجَر جِيرِيّ \ limestone: a kind of hard rock, used for building etc.. \ حَجَر الدومينو \ domino(-noes): one of a set of small flat pieces of wood, plastic, etc. marked with spots for a game. \ حَجَر الرَّحَى \ millstone: one of a pair of heavy circular stones, for making flour in a mill. \ حَجَر شِطْرَنْج \ chessman: any of the pieces used in the game of chess. \ حَجَر صَوّان \ flint: hard stone that can make fire when it is struck; a piece of this. \ حَجَر عَثْرَة \ stumbling-block: sth. that prevents progress. \ حَجَر كَرِيم \ jewel: a valuable stone (of many kinds) that is worn as an ornament or is used in making a watch. \ حَجَر الكِلْس \ limestone: a kind of hard rock, used for building etc..