Like a temple with no columns

• Having no aisles, in architecture
• Having no aisles
• Not having a surrounding colonnade, in architecture
• Lacking a surrounding colonnade, as a temple
• Having no aisles, as a church
• Wingless

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Apteral \Ap"ter*al\, a. (Zo["o]l.) Apterous. (Arch.) Without lateral columns; -- applied to buildings which have no series of columns along their sides, but are either prostyle or amphiprostyle, and opposed to peripteral . --R. Cyc.

WordNet Word definitions in WordNet
adj. having columns at one or both ends but not along the sides [ant: peripteral ] (of insects) without wings [syn: apterous ]

Wiktionary Word definitions in Wiktionary
a. 1 (context zoology English) apterous 2 (context architecture English) Without lateral columns; applied to buildings which have no series of columns along their sides, but are either prostyle or amphiprostyle.

Wikipedia Word definitions in Wikipedia
Apteral (from the Greek απτερος, "wingless": α-, "without" + πτερον, "wing") is an architectural term applied to amphiprostyle temples which have no columns on the sides. In the temple Athena Nike known as "Nike Apteros", the adjective is used, not as applying ...