Speech Difficulties in Down Syndrome. Down syndrome (DS) is an incurable genetic disorder that has a profound impact upon a personâs physical, mental, and social development. Children with DS have anatomical and physiological differences in the mouth and throat region that affect feeding, swallowing, and oral motor skills.
1 A gross refers to a group of 144 items (a dozen dozen or a square dozen).  A great gross refers to a group of 1728 items (a dozen gross or a cubic dozen).
As a general rule, gross means all of something. Gross income refers to an individual's entire income from all sources -- wages, self-employment, bonuses, dividends, etc. Net income is the number that matters for tax purposes, and refers to your income after adjustments, deductions, and credits are subtracted from your gross income. However, there's a little more to it than that.