No. Term Definition 1. Advantage Referee allows play to continue after foul. 2. Aerial duel Contest for ball in the air. 3. Against the run… Continue reading

No. Term Definition 1. Amniocentesis Test sampling amniotic fluid for genetic conditions. 2. Amniotic fluid Protective liquid surrounding the fetus in uterus. 3. Anemia Low… Continue reading

No. Term Definition 1. Ace Serve untouched by receiver; point immediately won. 2. Ad court Left service court for right-handed servers. 3. Advantage Point after… Continue reading

No. Term Definition 1. Audible QB changes play at line of scrimmage. 2. Backfield Area behind line where QB and backs align. 3. Ball Carrier… Continue reading

No. Term Definition 1. Advection Horizontal transport of air properties by wind. 2. Air mass Large body of air with uniform characteristics. 3. Albedo Fraction… Continue reading