algesi-, alge-, alges-, algesio-, algi-, algio-, -algesia, -algesic, -algetic, -algic, -algia, -algy

(Greek: pain, sense of pain; painful; hurting)

Used actively in medical terminology to denote a condition of sensitivity to pain as specified by the combining root.

hemialgia (s) (noun) (no pl)
Pain affecting one entire half of the body: Dr. Smith talked to the elderly Mrs. Thompson about her condition of hemialgia in which her suffering was limited to only one side of her body.
hemianalgesia (s) (noun) (no pl)
In pathology, analgesia affecting one side of the body: In his medical book, George read about hemianalgesia which pertained to the insensitivity of pain located only in one lateral half of a person's body.
hemicephalalgia (s) (noun), hemicephalalgias (pl)
In pathology, the unilateral headache; hemicrania: Sometimes a typical migraine can be a case of hemicephalalgia.
hemihypalgesia (s) (noun) (no pl)
Hypalgesia affecting one side of the body: When reading in his book on medicine, James came across the term hemihypalgesia which meant a diminished or a weakened amount of sensitivity to pain involving only one side of a person's body.
hemiopalgia (s) (noun) (no pl)
Pain in one eye: Harry complained about his left eye hurting him along with a headache on the same side, and his father, who was a doctor, said he had a case of hemiopalgia and took him to a specialist.
hepatalgia (s) (noun) (no pl)
Pain in the liver; hepatodynia: Some reasons for the large complicated glandular organ in the upper right position of the abdominal cavity to cause suffering in a patient can be a fatty liver disease, liver cancer, or an infection, just to name a few.
hieralgia (s) (noun), hieralgias (pl)
A pain in the sacrum or the "os sacrum" which is the "sacred bone"; so called because it was thought never to disintegrate or break up: Dr. Smith described Mark's suffering as a condition of hieralgia that affected the bone which formed the posterior section of the pelvis.

The "os sacrum" is a large triangular bone formed by the fusion of the five sacral vertebrae at the base of the vertebral column and lying between the hip bones at the back part of the pelvic cavity.

humectalgia (s) (noun) (no pe)
Pain caused by moisture or humid weather: Generally, humectalgia can promote an increase in overall levels of inflammation in the body due to moisture or dampness in the air.
hypalgesia (s) (noun), hypalgesias (pl)
Decreased sensibility to pain; hypoalgesia: Lois suffered from hypalgesia and didn't really realize that she had burned herselt by touching the hot stove because she hardly felt anything!
hypalgesic (adjective), more hypalgesic, most hypalgesic
A reference to a decreased or diminished sensitivity to pain: Following the operation on his leg, Jeff suffered from a hypalgesic condition and did not experience any agony when the doctor pricked his calf with a short object.
hypalgetic (adjective), more hypalgetic, most hypalgetic
Relating to or a reference to having diminished sensitiveness to pain: Harriet read about some people suffering from hypalgetic conditions and having to be extremely careful in their everyday lives and not get close to anything producing heat.
hypalgia (s) (noun), hypalgias (pl)
Decreased sensibility to pain: Nancy's mother wondered why her little daughter didn't cry after hurting herself badly when she fell off her bike, and when they were at the doctor's office, he told them that Nancy evidently had a case of hypalgia and didn't feel the pain at all!
hyperalgesia, hyperalgia (s) (noun), hyperalgesias (pl)
Excessive sensitivity to painful stimuli; hyperalgia: Hyperalgesia can be caused by an injury to nociceptors in the soft tissues of an individuals body.
hyperalgesic (adjective) (not comparable)
A reference to an exaggerated sense of pain: The patients were tested for any hyperalgesic responses to the new medicine that they took.
hyperalgetic (adjective), more hyperalgetic, most hyperalgetic
Relating to hyperalgesia (an excessive sensitiveness to pain): Dr. Smart told Jane that she didn't suffer from hyperalge, but from a hyperalgetic condition in which she had an extreme sensibility to pain in comparison to other people.

You may take self-scoring quizzes over some of the words in this unit by going to Algesi Quiz to check your word knowledge of these words.