from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A graduated scale in the shape of a figure eight, indicating the sun's declination and the equation of time for every day of the year and usually found on sundials and globes.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An egg-shaped or figure-eight curve that results when the Sun's position in the sky is plotted out over the year at the same hour of mean solar time every day.
from the GNU version of the Collaborative International Dictionary of English
- n. An orthographic projection of the sphere on the plane of the meridian, the eye being supposed at an infinite distance, and in the east or west point of the horizon.
- n. An instrument of wood or brass, on which this projection of the sphere is made, having a movable horizon or cursor; -- formerly much used in solving some common astronomical problems.
- n. A scale of the sun's declination for each day of the year, drawn across the torrid zone on an artificial terrestrial globe.
from The Century Dictionary and Cyclopedia
- n. A form of sun-dial, now disused.
- n. In geometry, an orthographic projection of the sphere on the plane of the meridian, the eye being supposed to be at an infinite distance, and in the east or west point of the horizon.
- n. Hence An instrument of wood or brass on which a projection of this nature is drawn, formerly used in solving astronomical problems.
- n. A tabu-lated scale, usually drawn in the form of the figure 8, depicted across the torrid zone on a terrestrial globe, to show the sun's declination and the equation of time on any day of the year.
Latin, sundial, from Greek analēmma, from analambanein, to take up; see analeptic.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Ancient Greek ἀνάλημμα ("pedestal of a sundial"). (Wiktionary)