Look-up History
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# |
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Definition |
Site |
Level |
ring1 |
1 |
today |
the outer boundary of a circle; circular line or shape. [14 definitions] |
Main |
Adv. |
tortuous |
1 |
today |
changing direction frequently; twisting, winding, or crooked, as a path. [2 definitions] |
Main |
Adv. |
airplane |
1 |
today |
a machine that can fly because of the force of air upon its wings; plane. An airplane is driven by propellers or a jet engine. |
Kids |
Ch. |