تلفظ بین المللی : /ɡɹˈavəlstˈəʊn/ تلفظ : [gr'av@Lst'oUn]
English
A pebble, or small fragment of stone; a calculus.
A exterior covering, forming a false coat or appendage to a seed, as the loose, transparent bag inclosing the seed or the white water lily. The mace of the nutmeg is also an aril. Gray.
