Dictionary
til•de
Pronunciation: (til'du), [key]—
n.
1. 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.
2. See
swung dash.
3. Math.a symbol (~) indicating equivalency or similarity between two values.
4. Logic.a similar symbol indicating negation.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.