Pertaining to anoxia, an absence or near absence of oxygen.

The condition of an environment in which free oxygen is lacking or absent.

1920, Modern Latin, from Greek an-, privative prefix, "not, without" (see an- (1)) + first two letters of oxygen + -ic. Anoxia "oxygen deficiency" is attested from 1931.

no oxygen in the environment.

Without oxygen

biology - an environment without oxygen; synonym for anaerobic

describes an environment that lacks oxygen

Generally, a lack of oxygen, usually in refernce to a marine environment. Anoxic sea water refers to water depleted of oxygen that can occur with restricted water exchange. In most cases, oxygen is pr [..]

(adj) relating to or marked by a severe deficiency of oxygen in tissues or organs

Lacking oxygen

The absence of oxygen.

Without oxygen.

A condition is which dissolved oxygen is absent. Anoxic water quality conditions often result in fish kills and shellfish mortality.

A biological environment that is deficient in molecular oxygen, but may contain chemically bound oxygen, such as nitrates and nitrites.

A condition in which the aquatic (water) environment does not contain dissolved oxygen (DO), which is called an oxygen deficient condition. Generally refers to an environment in which chemically bound [..]

No oxygen present.

The lack of oxygen such as the inadequate oxygenation of the blood (anoxia). In aquatic environmental chemistry it refers to water that has become oxygen poor due to the bacterial decay of organic mat [..]

Lack of oxygen. An adjective usually used to desribe a microbial habitat. (09 Oct 1997)

Lacking oxygen.

Water that is absent of dissolved oxygen, which can result in significant, adverse ecological effects in the bottom water habitats of the Sound.

with abnormally low levels of oxygen.

Pertaining to or characterized by anoxia; degenerative disease of the brain caused by hypoxia, ischemia or hypoglycemia or secondarily to disease of other organs, such as the kidney, lung or liver.

completely lacking free oxygen (O2