(Greek: a suffix; pertaining to; of the nature of, like; in chemistry, it denotes a higher valence of the element than is expressed by -ous)

abdominocystic (adjective) (not comparable)
A reference to the abdomen and the gall bladder: Because of some discomfort in his abdomen, Jerry went to see his doctor who diagnosed him as having problems in the abdominocystic area of his body, and especially referred to his urinary bladder.
abdominopelvic (adjective) (not comparable)
Pertaining to the abdomen and pelvis: Dr. Black explained to Jim that he needed to have an abdominopelvic examination, especially of the combined abdominal and pelvic cavities:
abdominoscopic (adjective) (not comparable)
Referring to the external diagnostic examination of the abdomen by physical methods, and internally by endoscopic methods: An abdominoscopic suture needle was required to sew up the wound following the main part of the operation.
abdominothoracic (adjective) (not comparable)
A reference to or involving the abdomen and the thorax: The abdominothouacic part of the human body lies between the neck and the diaphragm, partially encased by the ribs and containing the heart and lungs of the chest.
abiogenetic (adjective) (not comparable)
Of or pertaining to that which does not result from the activities of living organisms: The former abiogenetic theory that plant and animal life can spontaneously arise from nonliving organic matter in a relatively short period of time has been rejected by just about everyone.
abiogenic (adjective) (not comparable)
A reference to creatures not being derived from living organisms and so occurring independently of life or life processes, but perhaps preceding or leading to them: As late as the 17th century, people believed in the spontaneous or abiogenic generation of worms, fish, frogs, and even mice from dew, slime, and mud.
abiogenic theory (s) (noun), abiogenic theories (pl)
The theory that hydrocarbon deposits have a primarily non-biological origin.

According to this concept, such materials became trapped far below the earth's crust when the basic structure of the planet evolved, and have subsequently migrated into reservoirs and to the surface through openings in in the earth's crust.

Contrasted with the more generally accepted biogenic theory that hydrocarbon deposits derive from the remains of living organisms.

abiotic (adjective) (not comparative)
1. A reference to the absence, or deficiency, of life: Is there such a thing as the abiotic existence of matter that is devoid of life or any specific life conditions?

Characterized by the absence of life, inanimate; such as, sand, gravel, stones, etc. all of which are abiotic.

2. Relating to, or caused by, nonliving environmental factors: Many of the abiotic conditions are destructive of living organisms; including temperature, water, soil, pH, and salinity.
abiotrophic (adjective), more abiotrophic, most abiotrophic
1. A reference to the physical degeneration or the loss of vitality.
2. Describing disease processes presumed to be a result of the progressive loss of vitality of certain tissues or organs leading to physical disorders or the loss of bodily functions.
abstistic (adjective); more abstistic, most abstistic
1. A reference to all conversations, writings, and arguments that are based on theoretical principles, positions, political persuasions; pertaining to data that is devoid of the heart, the voice, poetry, or ideology rather than experience: The essay was an abstistic model of nothing but compassionless ideas and statistics.
2. Etymology: from abstract, meaning "disembodied, divorced from being perceived by the senses or the mind or being handled or touched or felt" + statistic, "facts that describe a situation".
abyssopelagic (adjective), more abyssopelagic, most abyssopelagic
1. Relating to the region of deep water which excludes the ocean floor, floating in the ocean depths and living in the oceanic water column at depths of between 4,000 and 6,000 meters (13,120 feet to 19,680 feet), and seaward of the shelf-slope break: The marine biologists used specialized mechanical diving equipment to explore the abyssopelagic depths of the sea.
2. Of or relating to organisms or phenomena in midwater, but still at great depths: At the abyssopelagic deepness of the sea, many of the creatures are blind.
academic (adjective), more academic, most academic
1. Connected with education, educational studies, an educational institution, or the educational system: In order to become a garbage collector, an academic training is not required!
2. Regarding the scholarly and intellectual aspects of learning: Academic courses are designed for students who intend to study at a college after completing high school.
3. Regarding an aptitude for learning: Since Anita understood many abstract topics and loved reading, she definitely had enough academic intelligence for achieving her goals at college!
4. Theoretical and hypothetical and not supposed to have any practical result: The academic discussions at hand were only concerned with the theories of the issue and not with the realistic and pragmatic relevance and use.
5. Denoting a narrow concentration on a subject: Christina submerged or focused herself in the academic branch of oceanography concerning the different kinds of planktons in the benthos.
academic anthropologist (s) (noun), academic anthropologists (pl)
Those who are involved in the teaching about members of humanity at colleges and universities: Academic anthropologists do research; however, their objectives are usually more for the contributions they can make to the general knowledge people.
acapnic (adjective), more acapnic, most acapnic
Pertaining to or referring to a condition in which the level of carbon dioxide in the blood is lower than normal that often results from deep or rapid breathing.
acapnotic (adjective)