See Also: Analemma(medicine)
analemma(dictionary)

analemma (iou)



analemma noun. , -mmas. M17.
[Latin (Vitruvius) = sundial, from Greek analemma support, (base of a) sundial.]
(An astronomical instrument incorporating) an orthographic projection of the sphere on the plane of the meridian. M17.
A figure representing the sun's daily declination and the difference between the right ascension of the mean sun and that of the true sun, drawn esp. on terrestrial globes. M19.