tilde

US /ˈtɪl.də/
UK /ˈtɪl.də/
"tilde" picture
1.

Tilde

a mark (~) used over a letter, especially in Spanish and Portuguese, to indicate a particular pronunciation, such as palatalization of an 'n' in Spanish or nasalization of a vowel in Portuguese.

:
The Spanish word 'señor' has a tilde over the 'n'.
Das spanische Wort 'señor' hat eine Tilde über dem 'n'.
In Portuguese, the tilde indicates a nasal sound, as in 'pão'.
Im Portugiesischen zeigt die Tilde einen Nasallaut an, wie in 'pão'.
2.

Tilde, Äquivalenzzeichen

a symbol (~) used in mathematics to denote approximation, similarity, or equivalence.

:
In mathematics, the symbol ~ means 'approximately equal to'.
In der Mathematik bedeutet das Symbol ~ 'ungefähr gleich'.
The two functions are related by a tilde, indicating they are asymptotically equivalent.
Die beiden Funktionen sind durch eine Tilde verbunden, was ihre asymptotische Äquivalenz anzeigt.