Sexual Dictionary - letter N
behavior which involve exclusive self-absorption. A degree of narcissism
is considered normal, where an individual has a healthy self-regard and
realistic aspirations. It is considered pathological behavior when the person
tends to harbor an exaggerated sense of his own self-importance and uniqueness.
Also called self-love.
person having a behavior which involves infatuation and obsession with
one's self to the exclusion of others and the egotistic and ruthless pursuit
of one's gratification, dominance and ambition.
drug classes that are derived from the opium poppy plant, contain opium,
or are produced synthetically and have opium-like effects (e.g., heroin,
codeine, methadone, morphine). Also called opioid drugs. Used for
relieve pain, dull the senses and induce sleep. Usage has a legal context.
Regularly use creates dependence. Overdose leads to death.
- Natural family planning
birth control methods.
a feeling or sensation of sickness in the stomach, leading to the urge
to vomit. Nausea and vomiting are common symptoms in pregnancy durring
2 - 8 weeks after conception.
an abnormal condition characterized by the formation and growth of a
neoplasm sometimes precancerous. Normal tissue is growth-limited, cell
reproduction is equal to cell death. Body feedback system controls limit
cell division after a certain number of cells has developed, allowing for
tissue repair but not expansion. Neoplasm cells are less responsive to these
restraints and can proliferate to the point where they disrupt tissue
architecture, distort the flow of nutrients, and otherwise do damage.
an uncontrolled, progressive proliferation of cells which is no longer
under normal bodily control and serving no physiological function. May be
Also called tumor.
the cordlike bundles of fibers made up of neurons through which sensory stimuli
and motor impulses pass between the brain or other parts of the central nervous
system and the receptors (e.g., the eyes, the skin) and effectors (e.g., glands,
muscles). Nerves form a network of pathways for conducting information throughout
the nerve cells which make up the central nervous system. Consists of
a nerve cell body, dendrites, and axon.
various mental or emotional disorders, arising from no apparent organic
changes, in which a person is unable to cope with anxieties and conflicts
and develops symptoms such as obsessions, compulsions, phobias, or anxiety
alkaloid (chemical substance), the main active ingredient of tobacco,
including cigarettes, highly toxic and addictive. Nicotine is a cause of
cancer by inhibiting the natural ability of the body to get rid of cells with
significant genetic damage before they turn cancerous. Also there is a
cause-and-effect relationship to heart disease.
the small projection of skin near the center of the
mammary gland containing the outlets
of the milk ducts (about 15 - 20) through which milk is deliver during breast
feeding. It is sorrounded by a dark, rounded area called
the need to urinate during the night for two or more times. It can be
caused by drinking too much before bedtime, excessive caffeine-containing
fluids, excessive alcoholic fluids, urological problems, infection, a tumor,
medication or prostate disorders.
- Nocturnal emission
semen during sleep (usually during an erotic
Also called wet dream.
- Non lubricated condom
a condom that has no lubricant put on it before it is sealed in a package.
any disorder acquired during being treated in a hospital (hospital-acquired).
behavior which is characterized by the practice of going nude or unclothed
as a social practice usually in mixed gender groups. According to the norms
of the society nudism can be taken as
indecent exposure if appearing naked
in public is illegal.
the state of being without clothing or covering of any kind permitting
or featuring full exposure of the body.
a disorder in woman characterized by an overactive libido, extreme or
obsessive uncontrollable desire for sexual stimulation. It is generally
associated with hormonal imbalance or neurological disorders.
The only 100 % risk free sex is the one you don't have.
Sex is a matter of quality, not quantity.