Ego

Science / Psychiatry / Ego: part of the mental apparatus that is present at the interface of the perceptual and internal demand systems. It controls voluntary thoughts and actions, and, at an unconscious level, defense mechanisms.

Os Category

Life Style / Travel / Os Category: On carnival cruise lines, os is an 'outside guarantee' cabin. When you book this category you will be guaranteed accommodation in an outside cabin. MORE

R1 Category

Life Style / Travel / R1 Category: On norwegian cruise lines, r1 is an 'inside guarantee' cabin. When you book this category you will be guaranteed accommodation in an inside cabin. MORE

Public Health Hazard Categories

Health / Disease / Public Health Hazard Categories: Public health hazard categories are statements about whether people could be harmed by conditions present at the site in the past, present, or future. One or more hazard categories might be appropriat MORE

Is Category

Life Style / Travel / Is Category: On carnival cruise lines, is is an 'inside guarantee' cabin. When you book this category you will be guaranteed accommodation in an inside cabin. MORE

Category

Life Style / Travel / Category: A price gradient of cabins, usually presented from the most expensive to the least expensive. Cabins in the same category are usually on the same deck and general location, and provide similar feature MORE

Infected Category

Health / Disease / Infected Category: Individuals in the SIR model who are infected by the disease and are capable of infecting other individuals in the susceptible category. MORE

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