allograph
/ˈæləʊgrɑːf/noun
1- Linguistics each of two or more alternative forms of a letter of an alphabet or other grapheme, for example the capital, lower case, italic, and various handwritten forms of a letter【语言学】（字母或字形的）变体（如大写、小写、斜体及其他各种字母手写形式）。
1.1
- Phonetics each of two or more letters or letter-combinations representing a single phoneme in different words. Allographs of the phoneme /f/ include the (f) of 'fake' and the (ph) of 'phase'.【语音学】音素变体（不同词语中同一单音素由两个或多个或字母组合代表的变体, 如音素/f/的变体包括'fake'中的f和'phase'中的ph）。
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