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American Heritage Dictionary - Cite This Source - Share This

vi·a·duct       (vī'ə-dŭkt')  Pronunciation Key  n.   A series of spans or arches used to carry a road or railroad over a wide valley or over other roads or railroads. [Latin via, road; see via + (aque)duct.]

Online Etymology Dictionary - Cite This Source - Share This
viaduct 

WordNet - Cite This Source - Share This

viaduct

noun

bridge consisting of a series of arches supported by piers used to carry a road (or railroad) over a valley

Webster's Revised Unabridged Dictionary - Cite This Source - Share This

Viaduct

Con*vey"\, v. t. [imp. & p. p. Conveyed; p. pr. & vb. n. Conveying.] [OF. conveir, convoier, to escort, convoy, F. convoyer, LL. conviare, fr. L. con- + via way. See Viaduct, Voyage, and cf. Convoy.]

1. To carry from one place to another; to bear or transport.

I will convey them by sea in fleats. --1 Kings v. 9.

Convey me to my bed, then to my grave. --Shak.

2. To cause to pass from one place or person to another; to serve as a medium in carrying (anything) from one place or person to another; to transmit; as, air conveys sound; words convey ideas.

3. To transfer or deliver to another; to make over, as property; more strictly (Law), to transfer (real estate) or pass (a title to real estate) by a sealed writing.

The Earl of Desmond . . . secretly conveyed all his lands to feoffees in trust. --Spenser.

4. To impart or communicate; as, to convey an impression; to convey information.

Men fill one another's heads with noise and sound, but convey not thereby their thoughts. --Locke.

5. To manage with privacy; to carry out. [Obs.]

I . . . will convey the business as I shall find means. --Shak.

6. To carry or take away secretly; to steal; to thieve. [Obs.]

7. To accompany; to convoy. [Obs.] --Chaucer.

Syn: To carry; transport; bear; transmit; trnsfer.