D e s p a c i t o l y r i c s p i a n o. Noun plural Ds or Ds ds or ds. Without sufficient vitamin D bones can become thin brittle or misshapen.
Any of the speech sounds represented by the letter d. It is also needed for bone growth and bone remodeling by osteoblasts and osteoclasts. The fourth in a series.
Something shaped like the letter D.
Vitamin D promotes calcium absorption in the gut and maintains adequate serum calcium and phosphate concentrations to enable normal bone mineralization and to prevent hypocalcemic tetany involuntary contraction of muscles leading to cramps and spasms. Without sufficient vitamin D bones can become thin brittle or misshapen. The fourth in a series. Noun plural Ds or Ds ds or ds.