WORT DES TAGES
rund (adj.) - round(ed), rotund, circular; true [mus.]
eckig (adj.) - square, angular, angled
Ist der Teppich rund oder eckig? - Is the rug round or square?
Die Erde ist rund. - The earth/world is round.
Wir haben rund um die Uhr geöffnet. - We're open around the clock (24/7).
Related:
spiessig - square, uncool, narrow-minded, bourgeois; corny, homely, boring
If anyone has a better English description for "spiessig", please leave a comment - I always struggle to really hit it or explain it to anyone. None of these are EXACTLY it. Neither is as all-encompassing as spiessig! ;)
MORE> Adjective Endings - Nominative Case~
http://german.about.com/library/weekly/aa030298.htm