- a diacritic (~) placed over an n, as in Spanish mañana, to indicate a palatal nasal sound or over a vowel, as in Portuquese são, to indicate nasalization.
- swung dash.
- Mathematics. a symbol (∼) indicating equivalency or similarity between two values.
- Logic. a similar symbol indicating negation.
Origin of tilde
1860–65; < Spanish < Latin titulus superscription. See title
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for tilde
The tilde has been restored in those Spanish words that use it.Anting-Anting Stories
Spelled with a tilde, sguat, as are all the other forms before guat.Diego Collado's Grammar of the Japanese Language
A doubled 'l' with a tilde across the middle is rendered as 'll'.The Agrarian Problem in the Sixteenth Century
Richard Henry Tawney
The tilde is the mark placed over the Spanish letter n, as in Señor.The Exemplary Novels of Cervantes
Miguel de Cervantes Saavedra
In versions of this book that do not support accented letters, Canon (with a tilde over the middle n) is spelled Canyon.Meteorology
Charles Fitzhugh Talman
- the diacritical mark (~) placed over a letter to indicate a palatal nasal consonant, as in Spanish señor. This symbol is also used in the International Phonetic Alphabet to represent any nasalized vowel
C19: from Spanish, from Latin titulus title, superscription
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 tilde
1864, from Spanish, metathesis of Catalan title, from Latin titulus "inscription, heading" (see title (n.)).
Online Etymology Dictionary, © 2010 Douglas Harper