تلفظ بین المللی : /sˈɪŋɡəlˈaktɪŋ/ تلفظ : [s'INg@L'aktIN]
English
The quality or state of being silly.
Having simplicity of action; especially (Mach.),
acting or exerting force during strokes in one direction only; -- said
of a reciprocating engine, pump, etc.
