adjective, sourer, sourest. 1. having an acid taste, resembling that of vinegar, lemon juice, etc.; tart. 2. rendered acid or affected by fermentation; fermented. 3. producing the one of the four basic taste sensations that is not bitter, salt, or sweet. 4. characteristic of something fermented: a sour smell.
General anesthetics normally are used to produce loss of consciousness before and during surgery. However, for obstetrics (labor and delivery) or certain minor procedures, an anesthetic may be given in small amounts to relieve anxiety or pain without causing unconsciousness.
General, local, or topical anesthesia may be used for surgical correction of esotropia. General anesthesia is customarily used for children or adults requiring surgery on both eyes. Local or topical anesthesia supplemented by intravenous sedation is used frequently for adults who require surgery on one eye.