from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Of or relating to the heliometer, or to heliometry.
from the GNU version of the Collaborative International Dictionary of English
- adj. Of or pertaining to the heliometer, or to heliometry.
from The Century Dictionary and Cyclopedia
- Pertaining to or ascertained or made by means of the heliometer; also, relating to measurements of the sun.
Sorry, no etymologies found.
I shall be very glad to see, in a detailed form, a plan for making the proper measures by heliometric or photographic apparatus; and should take great interest in combining these with the eye-observations, if my selected stations can be made available.