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

1. Absence of the sensibility to pain; absence of pain even with noxious stimulation (painful, pernicious, not wholesome); designating particularly the relief of pain without loss of consciousness.
2. A neurologic or pharmacologic state in which painful stimuli are so moderated that, though still perceived, they are no longer painful.

Beyond the pleasures and assurances of touch, there is always the looming possibility of pain. As a survival mechanism, pain warns our brains of danger and tells us to act to correct or avoid the cause.

Pain receptors, free nerve endings, are spread over a larger area than any of the other sensory receptors. They completely ignore light contact, and only fire up if the stimuli threaten to damage the tissue.

There are more pain receptors in the skin than other types of skin sensors, but they are not evenly distributed; for example, the neck and eyelids are densely covered, but there are few receptors on the sole of the feet and on the ball of the thumb, which is why the needle prick for a blood sample is often done on the thumb.

A drug or remedy that relieves pain; such as, aspirin, etc.

1. Relieving pain; an agent that alleviates pain without causing loss of consciousness.
2. A compound capable of producing analgesia, i.e., one that relieves pain by altering perception of pain stimuli without producing anesthesia or loss of consciousness; also, analgetic.
3. Characterized by reduced response to painful stimuli; also, antalgic.

A device for causing painful stimuli in order to measure pain under experimental conditions.

Absence of sensibility to pain.

Insensible to pain.

Painfulness of the male breast; especially at puberty.

Pain in a blood vessel.

A burning pain in an extremity with edema and redness.

A rarely used term for lowering a previous elevation in pain threshold.

Pain assumed to be due to aneurysm or other pathologic conditions of the aorta.

1. Pain induced by objects having a symbolic meaning or significance.
2. A rare type of psychogenic pain disorder in which pain appears on contact with a substance that has some special significance for the subject; such as certain metals, liquids, or textures.
3. A hysterical state wherein pain is induced by contact with a harmless object that has symbolic significance for the patient.
4. Etymology: New Latin from Greek haphe, "touch" + algesia, "pain".

Wanderlust; longing to get away from home or to travel; a painful desire to get away. The opposite of nostalgia.

An obsolete term for pain in the right lower quadrant of the abdomen in the region of the vermiform appendix.

Severe pain in a joint, especially one not inflammatory in character; also, arthrodynia.