Noun

(en noun)

(linguistics, archaeology) The first sound of a word, or a glyph used to represent the first sound of the word it represents

* {{quote-journal, 1999, G. Brian Thompson et al., Learning correspondences between letters and phonemes without explicit instruction, Applied Psycholinguistics, doi=10.1017/S0142716499001022

, passage=There were three classes of predicted knowledge sources: (a) induced sublexical relations (i.e., induction of orthographic–phonological relations from the experience of print words), (b) acrophones from letter names, and (c) transfer from spelling experience. }}

* {{quote-book, 2006, Gordon James Hamilton, The origins of the West Semitic alphabet in Egyptian scripts, page=26 citation

, passage=Where there are no certain cognates to an acrophone , but the identity of its letter is secure, I shall reconstruct the translation in square brackets.}}

Noun

(en noun)

(botany) A stem or stalk that is apical.