sun

(redirected from Solar diameter)
Also found in: Dictionary, Thesaurus, Financial, Encyclopedia.

sun

heliophobia.
References in periodicals archive ?
Greatest eclipse occurs in Alaska, west of Anchorage, where more than 90 percent of the solar diameter is obscured as the Sun sets.
At the comet's closest approach (less than one solar diameter from the Sun's photosphere), the extreme-ultraviolet cam-eras on the Solar Dynamics Observatory saw nothing, suggesting the nucleus had ceased to emit gas.
For some years (as part of experiments to determine solar diameter variation) I have been videoing total eclipses and it occurred to me recently that a by-product may have been inadvertent recording of shadow band activity.