| aberrant |
straying from what is normal or usual; atypical; anomalous. [1/2 definitions] |
| aberration |
a deviation from what is considered normal or right; irregularity. [2/3 definitions] |
| abnormal |
different from the normal or usual; not typical. (Cf. irregular.) |
| accepted |
generally regarded as normal, right, or correct; approved; recognized. [1/2 definitions] |
| activity |
normal mental or physical functioning. [1/4 definitions] |
| anastrophe |
reversal of the normal sentence structure or word order, as in the sentence "To the battlefield rode the commanders." |
| anuresis |
partial or total failure of the kidneys to produce and secrete urine, or blockage which inhibits normal urine excretion. |
| apoptosis |
genetically regulated cell death that occurs as a normal part of growth and development, and which also occurs when a cell becomes damaged. |
| Asperger's syndrome |
a mild autism spectrum disorder in which afflicted individuals are generally of normal intelligence but have poor social and nonverbal communication skills. |
| atresia |
the normal breakdown of mature ovarian follicles that occurs after ovulation. [1/2 definitions] |
| autoimmune |
characterized by or relating to a condition in which normal cells are attacked by the body's own immune system. |
| basal |
the lowest normal level of. [1/3 definitions] |
| bell-shaped curve |
a graphic representation of a statistically normal frequency distribution, which resembles the outline of a bell; bell curve. |
| bentonite |
either of two clays that are formed by the decomposition of volcanic ash, and that are very absorptive and capable of expanding to several times their normal volume. |
| blah |
(informal) lacking in normal spirit or energy. [1/4 definitions] |
| breathy |
marked by intentional or unintentional expiration of air that softens or otherwise alters the normal timbre of a wind instrument. [1/2 definitions] |
| callback |
a request to a worker to return to work, esp. after a layoff or after normal working hours. [1/3 definitions] |
| calm down |
to become less full of tension; return to normal. [1/3 definitions] |
| carcinogenesis |
the development of cancerous cells from normal ones. |
| cardiology |
the medical study of the heart, its normal functioning, and its diseases. |
| chiropractic |
a system of healing in which manipulation of the spinal column and other body structures is used to restore normal nerve function and thus good health. |