decagonal
Adjective
Meaning
Pertaining to a decagon; having ten sides.
Source: Webster's dictionarySynonyms
pentagon
ten
hexagon
octagon
decimal
octagonal
tithe
tenfold
trapezoid
icosahedral
rhombohedral
heptagon
decagon
hexagonal
decennial
Show all synonyms
Examples
The first type, polygonal (dihedral) quasicrystals, have an axis of 8, 10, or 12-fold local symmetry (octagonal, decagonal, or dodecagonal quasicrystals, respectively).
The round, aluminium bronze dollar coin was replaced in 1989 with a decagonal, cupro-nickel type.
The diagram at the right shows the high-gain antenna (HGA) with a 3.7 m diameter dish attached to the hollow decagonal electronics container.