(c) 1997-2004 the @stro pages
Select the letter that (probably) leads off the word in question. Please suggest new words or corrections.
none as yet
A-B-C-D-E-F-G-H-I-J-K-L-M-N-O-P-Q-R-S-T-U-V-W-X-Y-Z
zenith: The point on the sky that is directly above the observer.
Zulu time: See "Universal Coordinated Time"