Aperture synthesis
(in radio astronomy) a technique that combines the inputs of a set of radio telescopes to obtain a greater resolution of images than is possible with a single member of the set.
noun
an array of radio telescopes used in radio astronomy to simulate a single large-aperture telescope. some such instruments use movable dishes while others use fixed dishes
Read Also:
- Apetalous
having no petals. historical examples rivina, ri-vī′na, n. a genus of apetalous plants, the pokeweed family. chambers’s twentieth century dictionary (part 3 of 4: n-r) various our genera are apetalous and with the calyx free from the ovary. the manual of the botany of the northern united states asa gray stackhousia juncea, according to clarke, […]
- Apex club
noun (in australia) an -ssociation of business and professional men founded to promote community welfare
- Apex pneumonia
apex pneumonia apex pneumonia or apical pneumonia n. pneumonia of the apex of the lung.
- Apexes
the tip, point, or vertex; summit. climax; peak; acme: his election to the presidency was the apex of his career. astronomy, . historical examples it has two cone-shaped superimposed gl-ss globes connected at their apexes through a small opening. time telling through the ages harry chase brearley the leading design is naturally the herati, and […]
- Apgar score
a numerical measure of the physical health of a newborn infant derived by evaluating heart rate, muscle tone, respiratory effort, response to stimulation, skin color, and other physiological indicators. noun a system for determining the condition of an infant at birth by allotting a maximum of 2 points to each of the following: heart rate, […]