oxy-, -oxia, -oxic

(Greek: sharp, acute, pointed, keen; sour, acid, acidic, pungent)

oxisensor (s) (noun), oxisensors (pl)
A noninvasive, electronic device used to determine oxygen concentrations: The oxisensor is applied to a readily accessible place on the body; such as, the nose, earlobe, toe, or finger; in order to establish the percentage of hemoglobin in the arterial blood, or the red blood cells that primarily transport oxygen from the lungs to the body tissues.
oxo-biodegradable (adjective), more oxo-biodegradable, most oxo-biodegradable
Possible for certain plastics to expedite the decaying process: Unlike "normal" plastics, that degrade and disintegrate very slowly, oxo-biodegradable plastics are manufactured to accelerate the destruction of the plastic product, preferably extending the destruction to the extent where the plastic is mineralized into its basic component elements.

Plastic bags which are oxo-biodegradable retain all of the advantages of normal plastic bags, however they provide effective solutions to the compost and landfill industries with minimal disruption of consumer behavioral patterns.

oxyacanthous (adjective), more oxyacanthous, most oxyacanthous
In botany, flora having sharp spines: Agatha learned in her botany class at college that oxyacanthous plants possessed a structure exhibiting sharp thorns.
oxyacoia, oxyakoia
Increased sensitiveness to noises, occurring in facial paralysis, especially when the stapedius muscle is paralyzed.
oxyacusis (s) (noun), oxyacuses (pl)
An abnormal sensitivity to sounds, sometimes found in hysteria, in which hearing is abnormally acute: "Dr. Ashton's patient often felt like screaming because the oxyacusis that he was experiencing was so painful."
A sharp pain.
Excessive acuteness of the sense of touch.
A stellate sponge spicule having acute rays.
Acuteness of sight, sharp-sightedness.
Having pointed fruit.
oxycephalic, oxycephalia, oxycephalous
Having a skull of pointed or conical shape.
Staining readily with acid dyes.
oxycinesia, oxycinesis
A sharp pain experienced when moving.
oxydactyl, oxydactylic
Characterized by slender toes.
Abnormal acuteness of hearing or sensitivity to noises; acoustic hyperesthesia.

Cross references of word families that are related directly, or indirectly, to: "sour, sharp": acerb-; aceto-; acid-; acies- (not "sour"); acuto- (not "sour"); pung- (not "sour").