O

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OCCUPATIONAL TEST

an examination modeled to gauge possible capacity or authentic proficiency in a chosen profession.

OCULOGRAVIC ILLUSION

an illusory displacement of an item which might arise whenever the direction of gravity alters.

ODORVECTOR

noun. the vapor of an odorant, that generates feelings of smell. The might be sensed through the nose or through

OIKOTROPIC

Impacted with homesickness or nostalgia for one's roots or home.

OLFACTORY DYSFUNCTION

any change in the comprehension of odor sensitivity quality.

OLIGOENCEPHALY

noun. a type of cognitive retardation correlated with asymmetrical physical growth and frequently characterized by an irregularly small brain, nervous-system

ON-CENTEROFF-SURROUND

referring to a concentric receptive region wherein arousal of the core arouses the neuron of attention, whereas arousal of the

ONE-WORD STAGE

the growth period, between around 10 and 18 months or age, whenever kids employ one term at a time whenever

OOCYTE

noun. a cell within the ovary from which an ovum stems in oogenesis.

OPEN SYSTEM

1. a system with boundaries able of being penetrated which allow the exchanging of data or materials with the framework

OPERANT

noun. a class of reactions which generate a shared impact on the surroundings. It is marked by its impact instead

OPERATIONS RESEARCH

the employment of scientific techniques to the analysis of involved establishments and to the solving of complex and difficult problems

OPINION SEEKER

the job part accepted by a group member who usually look for other members

OPIUM ALKALOIDS

alkaloids stemming from opium, of which there are over twenty. The main alkaloid is morphine- others consist of codeine, thebaine,

OPTIC DISK

the region of the retina where the axons of the retinal ganglion cells collect prior to exiting the retina to

OPTIMAL FORAGING THEORY

a theory of foraging behavior stipulating the idea that natural selection has produced optimal plans for food selection and for

ORAL APRAXIA

trouble performing skilled motions with the face, lips, tongue, and cheeks upon an order.

ORAL-SUCKING PHASE

with regard to psychoanalytic theory, the most formative part of the oral phase of psychosexual growth, wherein the infant is

ORDINATE

noun. the vertical O in a data plot or graph- that being, the y-axis.

ORGANIC HALLUCINATIONS

hallucinations correlated with a particular aspect rooted in the brain. Arousal or irritation of a portion of the brain or