OXYCEPHALY

noun. a high, pointed state of the skull. Commonly referred to as acrocephaly.

OLFACTORIUM

noun. an examination chamber designed for concise and accurate gauging of olfactory operations, particularly odor sensitivity. The very controlled odor surroundings introduce pure air...

ONTOGENY

noun. the biological root and growth of a living being from fertilization of the egg cell to death. Commonly referred to as ontogenesis.

OPEN-DOOR POLICY

the policy of keeping an open hospital or ward. Such a policy is correlated with the idea of a therapeutic community.

OHM'S LAW

posited by German physicist Georg Simon Ohm, the standard which the ear can examine involved tones into a string of individually understandable pure tones....

OCULOGYRAL ILLUSION

the obvious movement of a still slight light in a dark area because of vestibular nystagmus of the eyes whenever the body is moved.

OCCAM

the maxim which, given an option between two hypotheses, the one containing the lesser amount of presumptions should be favored.

OCCUPATIONAL PSYCHIATRY (Industrial Psychiatry)

The practice of psychiatry in a work setting, on either a full-time or consultative basis.This growing field represents “a promising meeting-ground between preventive psychiatry...

ORGANIC BRAIN SYNDROMES

in the DSM-III, a set of illnesses or dysfunctions, consisting of amnestic disorder, organic character syndrome, dementia, delirium, and organic delusional syndrome, each marked...

OLIGOHYDRAMNIOS

noun. An insufficiency of amniotic fluid, that can result in mechanical interference with fetal motion leading to potential congenital impairments, like clubfoot, torticollis, muscular...

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