See also: ´ [U+00B4 ACUTE ACCENT], ˊ [U+02CA MODIFIER LETTER ACUTE ACCENT], ʹ [U+02B9 MODIFIER LETTER PRIME], and ̋ Character variations ◌́ (IPA) a high
See also: ◌̈́ Character variations ◌̈ (mathematics, physics) The second time-differential. E.g. x (position), ẋ (velocity), ẍ (acceleration). (IPA) A centralized
See also: ˉ [U+02C9 MODIFIER LETTER MACRON], ◌̅ [U+0305 COMBINING OVERLINE], and ◌͞◌ (X-bar): ′ (prime), ' (plain apostrophe) A horizontal line, called