heliometric


he·li·om·e·ter

H0131300 (hē′lē-ŏm′ĭ-tər)n. A telescope equipped to measure small angular distances between celestial bodies or the angular sizes of celestial bodies.
he′li·o·met′ric (-ə-mĕt′rĭk), he′li·o·met′ri·cal adj.he′li·o·met′ri·cal·ly adv.he′li·om′e·try n.