- a valved, brass wind instrument having a low range.
- an organ reed stop of large scale with tones of exceptional power.
- an ancient Roman trumpet.
- Meteorology. funnel cloud.
Origin of tuba
1850–55; < Latin: trumpet; akin to tube
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a valved brass instrument of bass pitch, in which the bell points upwards and the mouthpiece projects at right angles. The tube is of conical bore and the mouthpiece cup-shaped
- any other bass brass instrument such as the euphonium, helicon, etc
- a powerful reed stop on an organ
- a form of trumpet of ancient Rome
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for tubae
1852, from French tuba, from Latin tuba (plural tubæ) "straight bronze war trumpet" (as opposed to the crooked bucina), related to tubus (see tube).
Online Etymology Dictionary, © 2010 Douglas Harper
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.