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Webster 1913 Edition

Adj.

(Zool.)

Having two wings only; belonging to the order Diptera.

(Anc. Arch.)

Having a double row of columns on each on the flanks, as well as in front and rear; – said of a temple.

Adj.

Having two wings only.

dipteral ‎(not comparable)

Having two wings only.
Belonging to the order of insects Diptera.
Having a double row of columns on each on the flanks, as well as in front and rear, often said of a temple.