abdominal aortography (s) (noun)
, abdominal aortographies (pl)
A radiographic (x-ray or gamma ray) study of the abdominal aorta after the introduction of a contrast medium through a catheter in the femoral artery: After Janet's doctor diagnosed her, she went to hospital to be examined and have an abdominal aortography performed.
accelerograph (s) (noun)
1. An apparatus for recording the succession of pressures developed in a power-chamber by the combustion of a charge.
2. Instruments that show, and record, the speed of tremors occurring in an earthquake.
acoustic agraphia (s) (noun)
, acoustic agraphias (pl)
The inability to write from dictation or from what is heard: Dr. Davis is a specialist in treating acoustic agraphias with which several of his patients are afflicted.
acrography (s) (noun)
, acrographies (pl)
1. The art of making blocks in relief, as a substitute for wood-engraving.
2. A process of making chalk tracery in relief on metal or stone, to obtain from it an electrotype or stereotype.
actinograph (s) (noun)
, actinographs (pl)
1. An instrument, invented by Sir J. Herschel in 1838, for recording the variations in the power of the solar rays.
2. An instrument (of which there are various kinds) used for recording actinic power of light, to determine the correct time of exposure for photographic plates.
3. Either seldom used terms, or obsolete terms, for which radiograph and radiography meaning images that are produced on film or another sensitive surface by radiation; such as, X-rays or gamma rays passing through an object.
actinography (s) (noun)
, actinographies (pl)
The calculation of suitable exposure times in photography through the use of a recording actinometer
or an instrument that is used to measure the heating power of radiation.
Actinometers are used in meteorology to measure solar radiation as pyranometers, pyrheliometers and net radiometers.
An actinometer is a chemical system or physical device which determines the number of photons in a beam per unit time.
actograph (s) (noun)
, actographs (pl)
1. A device enabling the amount of movement of an animal placed inside it to be recorded.
2. A record of motor activity.
adenography (s) (noun)
, adenographies (pl)
1. A written description of the glandular system.
2. A roentgenography (x-ray) of a gland or glands.
, more adoxographic, most adoxographic
A form of writing in praise of some trivial or basic subjects: Elizabethan schoolboys were taught adoxographic
writing, which was an art of praising worthless things.
Many adoxographic terms are considered to be particularly useful for lawyers.
adoxography (s) (noun)
, adoxographies (pl)
A reference to trashy writing without doxa, or glory; that is, writing that would bring no fame or honor to its creator.
aerocystography (s) (noun)
, aerocystographies (pl)
Roentgenography of the bladder after it has been injected with air; also called pneumocystography.
aerograph (s) (noun)
, aerographs (pl)
1. Any automatic recording instrument for atmospheric measurement that is carried aloft by an aircraft.
2. In general, any self-recording instrument carried aloft by any means to obtain meteorological data.
aerographer (s) (noun)
, aerographers (pl)
Someone who writes reports about atmospheric conditions.
, more aerographic, most aerographic
A reference to a description of the atmosphere.
A reference to the production of weather charts.
Related "writing" word units: