psychro-, psychr-
(Greek: cold)
2. A morbid state characterized by painful subjective sensations of cold.
2. A subjective sensation of coldness in a part of the body that feels warm to the touch: Irene experienced psychroesthesia in her feet even though she was wearing heavy socks.
A psychroesthesia ran up Lorna's back like a cold chill when she heard an eerie sound up in the attic.
2. The calculation of relative humidity and water vapor pressures from wet and dry bulb temperatures and barometric pressure; whereas relative humidity is the value ordinarily employed, the vapor pressure is the measurement of physiological significance.
2. An organism that lives or thrives at low temperatures.
2. An organism that grows best at a low temperature of 0 to 15 degrees Celsius [32 to 60 degrees Fahrenheit], with optimum growth occurring at 15 to 20 degrees Celsius [60 to 68 degrees Fahrenheit].
Used especially in reference to certain bacteria.
People who have psychrophobia tend to keep their houses very warm, overdress, and avoid eating or drinking things that are cold or have crushed ice or ice cubes.
2. An excessive aversion or sensitiveness to anything that is cold: The symptoms of psychrophobia can include extreme anxiety, dread and anything associated with panic, such as shortness of breath, rapid breathing, irregular heartbeat, immoderate sweating, and shaking.Sam's psychrophobia always prevented him from accepting any drinks with ice cubes in them.
3. Etymology: from Greek psychr-, "cold" + -phobia, "fear, dread."

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2. Descriptive of a morbid dread of cold: Ginny, being psychrophobic, came from a place with a very warm climate and couldn't stand the freezing temperatures and bitter icy wind when visiting her relatives in Canada during the winter!
Cross references of word families that are related directly or indirectly to "winter, freezing, frost, and/or cold": algid- (cold, chilly); cheimo-, chimo- (winter, cold); crymo-, krymo- (cold, chill, frost); cryo-, kryo-; (cold, freezing); frigo-, frig- (cold, frost); gel-, gelati- (freeze, frost, congeal); hiber- (winter, wintry); pago- (cold, freezing); rhigo- (cold, frost; shiver).