from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A vehicle, used especially by small children, that has three wheels, one at the front and two at the back, and is usually propelled by pedals.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A cycle with three wheels, powered by pedals and usually intended for young children.
- v. To ride a tricycle.
from the GNU version of the Collaborative International Dictionary of English
- n. A three-wheeled velocipede. See Illust. under velocipede. Cf. bicycle.
from The Century Dictionary and Cyclopedia
- n. A three-wheeled vehicle.
- n. A three-wheeled coach. See the quotation.
- n. A modification of the velocipede or bicycle, having three wheels. The wheels are variously arranged, as two in front and one behind, or the reverse. Tricycles are made for one or two persons; in the latter case the riders sit either side by side or one before the other. Compare bicycle.
- To ride on a tricycle.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a vehicle with three wheels that is moved by foot pedals
French : tri-, three (from Greek tri-; see tri-) + Greek kuklos, wheel; see cycle.(American Heritage® Dictionary of the English Language, Fourth Edition)
tri- + cycle. (Wiktionary)