horizon glass en · NOUN
Meanings
-
(historical) A half-silvered piece of glass mounted in a quadrant or sextant, so that the horizon can be seen at the same time as the reflection of a heavenly body.
On the morning of August 25, shortly after breaking camp, he looked back with his horizon glass and caught a majestic glimpse of Cabezon Peak […].
2006, Hampton Sides, Blood and Thunder, Abacus, published 2014, page 258:
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| horizon glasses | Number=Plur | lexicographic |