| A | B |
| Toddler | One to three-year old child |
| Typical | Average, lively, to be expected |
| Dextertity | The skillful use of the hands and fingers |
| Hand-eye coordination | The ability to move the hands in conjunction to what the eye sees |
| Baby bottle tooth decay | Tooth decay resultion from the pooling of sugars found in any drink that contains sugar around the toddler's teeth which then eats away at the tooth's enamel |
| Torso | The upper body of a person |
| Height | The tallness of a person |
| Proportion | In child development, the size relationship between different parts of the body |
| Posture | The manner in which a person carries himself/herself upright |
| Weight | The mass of a person |
| Dental habits | Routines that are set forth by a person to take care of his/her teeth |
| Prenatal vitamins | Vitamins taken by a pregnant woman before the child is born |
| Gross motor skills | Skills that involve the large muscles of the body, such as those of the legs, arms and torso and the ability to make large movements, such as jumping and running |
| Fine motor skills | Skills that involve the smaller muscles of the body, such as those of the fingers where small, precise movements, such as using scissors or writing, are required |
| Circumferences | The measurement around a curved object |