″

″ englanniksi

1. Inches

2. Seconds (as a fraction of a degree of arc)

3. Seconds (as a unit of time)

4. derivative

''f″'' - The double derivative of f

5. Transliteration of the sign (ъ) or apostrophe (’), Indicating non-palatalization of the preceding consonant before a vowel.

(alti)

6. used to distinguish two or more points, lines, etc. with the same name

t, t′, t″, t‴, t⁗, …

A, A′, A″, A‴, A⁗, …