horizontal parallax

NOUN
19 LETTERS · STARTS WITH H

horizontal parallax is a valid 19-letter word worth 39 points in Scrabble and 43 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
H4O1R1I1Z10O1N1T1A1L1P3A1R1A1L1L1A1X8
4 + 1 + 1 + 1 + 10 + 1 + 1 + 1 + 1 + 1 + 0 + 3 + 1 + 1 + 1 + 1 + 1 + 1 + 8 =39 PTS
DOUBLE WORD → 78TRIPLE WORD → 117
MEANING

What does horizontal parallax mean?

NOUN · 1 SENSE
1

The maximum parallax observed when the celestial body is at the horizon.