"A-a"

# Abacterial : Indicating a condition not caused by bacteria. # Abdomen : The cavity between the diaphragm and the pelvis, lined by serous membrane, the peritoneum and containing the stomach, intestines, liver, gallbladder, spleen, pancreas, kidneys, suprarenal glands, ureters, and bladder. # Abducent : Leading away from the midline. # Abductor : A muscle that draws a limb away from the midlines of the body, The opposite of adductor. # Aberrant : taking an unsual course. Used of bloods vessels and nerves. # Ability : The power to perform an act, with or without training. # Ablation : Removal or destruction, by surgical or radiologibal means, of neoplasms or other body tissue.