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deck 1 (dĕk)
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n.
1. A platform extending horizontally from one side of a ship to the other.
2.
a. A platform or surface likened to a ship's deck.
b. An unroofed platform, typically with a railing, that adjoins a building or is built on a rooftop.
c. The roadway of a bridge or an elevated freeway.
3. The piece of hard material, usually wood or composite, to which the frames housing the wheels are attached on a skateboard or landboard.
4.
a. A pack of playing cards.
b. A group of data processing cards.
c. A digital file containing slides for a presentation.
5. A tape deck.
tr.v. decked, deck·ing, decks
1. To furnish with or as if with a deck.
2. Slang To knock down: He decked his sparring partner.
Idioms:
clear the deck Informal
To prepare for action.
hit the deck Slang
1. To get out of bed.
2. To fall or drop to a prone position.
3. To prepare for action.
on deck
1. On hand; present.
2. Sports Waiting to take one's turn, especially as a batter in baseball.

[Middle English dekke, from Middle Dutch dec, roof, covering; see (s)teg- in the Appendix of Indo-European roots.]

The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.
 
deck 2 (dĕk)
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tr.v. decked, deck·ing, decks
1. To clothe with finery; adorn. Often used with out: We were all decked out for the party.
2. To decorate: decked the halls for the holidays.

[Dutch dekken, to cover, from Middle Dutch decken; see (s)teg- in the Appendix of Indo-European roots.]

The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.
 

Indo-European & Semitic Roots Appendices

    Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:

    Indo-European Roots

    Semitic Roots

    The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.