You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Start your free trial today and get unlimited access to America's largest dictionary, with:
Share tube door
Cite this Entry
“Tube door.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tube%20door. Accessed 6 Mar. 2021.
Comments on tube door
What made you want to look up tube door? Please tell us where you read or heard it (including the quote, if possible).
See Definitions and Examples »
Get Word of the Day daily email!
Test your knowledge - and maybe learn something along the way.
Spell words. Make bears.
Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!
Words from the week of 3/5/2021
"Godspeed," dear readers.
Buying low and selling high in the meme market
Let's take it from the top.
We're intent on clearing it up
We're gonna stop you right there
How to use a word that (literally) drives some pe...
The awkward case of 'his or her'
Take this quiz and discover 12 words for things y...
Our most challenging yet!
Test your knowledge - and maybe learn something a...