Definition of PANTALOON. 1. a or panÂ·taÂ·loÂ·ne \-tÉ-ËlÅ-nÄ\ capitalized: a character in the commedia dell'arte that is usually a skinny old dotard who wears spectacles, slippers, and a tight-fitting combination of trousers and stockings b: a buffoon in pantomimes.2.efinition of PANTALOON. 1. a or panÂ·taÂ·loÂ·ne \-tÉ-ËlÅ-nÄ\ capitalized: a character in the commedia dell'arte that is usually a skinny old dotard who wears spectacles, slippers, and a tight-fitting combination of trousers and stockings b: a buffoon in pantomimes. 2.
1 Baby talk at 12 months. 2  Most babies say a few simple words like mama and dadda by the end of 12 months -- and now know what they're saying.
Babies start hearing sounds before they are born. After birth, babies watch their parent's faces and hear them speak. The baby's hearing system continues to develop everyday. At three months old, babies will smile when spoken to, and at six months old they will begin to babble and imitate certain sounds.