/'tɪldə, in sense
2 用于下述第2义时读作 tɪld; `tɪldə/
n
1 mark () placed over the Spanish n when it is pronounced ny / nj; nj/ (as in canon), or the Portuguese a or o when it is nasalized (as in Sao Paolo) 波形号, 鼻化符号（）（用以表示鼻音化的附加符号, 如西班牙语的 canon 或葡萄牙语的 Sao Paolo）.
2 mark (~) used in this dictionary to replace the headword in certain parts of an entry 代字号（~）（在本词典的词条项内代替某些首词的符号）.

n[C]
[Date: 1800-1900; Language: Spanish;Origin:Medieval Latin titulus 'title']
a mark (ñ) placed over the letter 'n' in Spanish to show that it is pronounced /nj