American Heritage® Dictionary of the English Language, Fourth Edition
- n. A floating structure, such as a flatbottom boat, that is used to support a bridge.
- n. A floating structure serving as a dock.
- n. A float on a seaplane.
Century Dictionary and Cyclopedia
- n. In milit engin., a flat-bottomed boat, or any light framework or floating structure, used in the construction of a temporary bridge over a river. One form of pontoon is a hollow cylinder of tin-plate, with hemispherical ends, divided by several longitudinal and transverse partitions to act as braces and to prevent sinking if pierced by a shot or accidentally. Another is in the form of a decked canoe, consisting of a timber frame covered with sheetcopper, and formed in two distinct parts, which are locked together for use and dislocated for transportation, and also divided into air-tight chambers.
- n. Nautical, a lighter; a low flat vessel resembling a barge, furnished with cranes, capstans, and other machinery, used in careening ships, chiefly in the Mediterranean.
- n. In hydraulic engineering: A water-tight structure or frame placed beneath a submerged vessel and then filled with air to assist in refloating the vessel.
- n. A water-tight structure which is sunk by filling with water and raised by pumping it out, used to close a sluiceway or entrance to a dock. Also spelled ponton.
- n. In anatomy, a loop or knuckle of the small intestine: so called from the way it appears to float in the abdominal cavity. See the quotation under mesentery.
- n. In brewing, one of the cleansing-rounds or cleansing-squares used for clarifying ale.
- n. Same as catamaran, 4.
- n. card games A card game in which the object is to obtain cards whose value adds up to, or nearly to, 21 but not exceed it.
- n. military A flat-bottomed boat used as a support for a temporary bridge.
- n. A floating structure supporting a bridge or dock.
- n. A box used to raise a sunken vessel.
- n. A float of a seaplane.
GNU Webster's 1913
- n. (Mil.) A wooden flat-bottomed boat, a metallic cylinder, or a frame covered with canvas, India rubber, etc., forming a portable float, used in building bridges quickly for the passage of troops.
- n. (Naut.) A low, flat vessel, resembling a barge, furnished with cranes, capstans, and other machinery, used in careening ships, raising weights, drawing piles, etc., chiefly in the Mediterranean; a lighter.
- n. a float supporting a seaplane
- n. (nautical) a floating structure (as a flat-bottomed boat) that serves as a dock or to support a bridge
- Probably from vingt-un, an obsolete variant of vingt-et-un, from French, literally ‘twenty-one’. (Wiktionary)
- French ponton, from Old French, from Latin pontō, pontōn-, floating bridge, from pōns, pont-, bridge. (American Heritage® Dictionary of the English Language, Fourth Edition)
“It could very well have been "pontoon" on a different day.”
“Other games are "crown and anchor", which is a dice game, and "pontoon", which is a card game similar to "twenty-one" or "seven and a half.”
“So I turn to the "pontoon," a composite dish containing everything in the world which is edible and savoury, and I ask the Cook-Sergeant why we cannot get that sort of thing in peace time, pay what we will.”
“Huge industrial cranes lifted the 120-year-old vessel from the slipway on Lowestoft's north quay on to the 50m long pontoon which is going to support the ship for years to come.”
“With the first new post-war cars, the 1947 Studebaker shows trends that would shape the era: the "pontoon" all-enveloping body restrained by functionally unnecessary vestigial rear "fenders" and a bright accent line where the running board used to be.”
“Yes | No | Report from countitandone wrote 25 weeks 4 days ago oh yeah ~ wearing my beige crocs while on the water (pontoon) has made an uncomfortable task (water skeeter fins) comfortable.”
“From a distance ferries and a pontoon could be seen shuttling survivors, in bright orange life vests, to the forested island used by the ruling Labor Party for political functions, camping and celebrations.”
“His motorcycle is parked in one corner and our pontoon and fishing gear in the other.”
These user-created lists contain the word ‘pontoon’.
A list of words that are odd or words that I have looked up.
All these terms have a (different) American English equivalent. Wonder if you can identify them?
Words only (I left out the expressions) from Geza Kerenyi's EN-HU interpreters' dictionary. Most of them pose some difficulty when interpreted between HU and EN in either or both directions.
Words that make other words with the addition of one letter at the beginning. The resulting words are tagged "behead".
List of words and things buoyant.
If I had a boat
I'd go out on the ocean
And if I had a pony
I'd ride him on my boat
And we could all together
Go out on the ocean
Me upon my pony on my boat.
Originally this list was to contain multisyllabic words that end in "oon," but as you can see from the comments, all hell broke loose.
For those who wish no words were ever forgotten
My P Words
This is a list of my favourite words (phrases) in english, as a second language. I love them mostly because of how they sound and their meaning.
Words that have only one of the vowels. On this list I include only words with at least three vowels. When I first started the list, if a word had several forms, I generally listed only the one wit...
Words and phrases from Scott Lynch's book, The Lies of Locke Lamora
Looking for tweets for pontoon.