The text illustrates how the single letter 'A' has multiple distinct origins and functions (e.g., hieroglyph, indefinite article, preposition). Explain how these seemingly disparate developments might be interconnected, or what this variety tells us about the dynamic nature of language evolution.

From the book

← Preface Chambers's Twentieth Century Dictionary 1908 by Thomas Davidson A to Adhere Adhesion to Alexandrine → 1224642 Chambers's Twentieth Century Dictionary 1908 — A to Adhere Thomas Davidson (1856-1923) fāte, fär; mē, hėr; mīne; mōte; mūte; mōōn; th en. the first letter in our alphabet, its corresponding symbol standing first also in many other alphabets derived from the Phœnician. It originated in the hieroglyphic picture of an eagle (Old Egyptian ahom ), the cursive hieratic form of which was the original of the Phœnician aleph , an ox, from a fancied resemblance to its head and horns.—…

s a new development, after the Conquest, of the A.S. numeral án , one.] A , ä or ā, a prep. , derived from the old prep. on , and still used, as a prefix, in a foot, a field, a part, a sleep, now a days, twice- a -day; also with verbal nouns, as a -building, to be a -doing, to set a -going. It is now admitted only colloquially. [Short for A.S. an , a dialectic form of on , on, in, at. See Prefixes .] A , ä, a dialectic corruption of he or she , as in quoth a , ( Shak. ) ' A babbled of green fields.'— A , usually written a' , Scotch for all ; A , a form of the L. prep. ab , from, of, used…

same function, though they may be altogether different in structure; as the wings of a bird and the wings of an insect. Again, organs are homologous , or homologues , when they are constructed on the same plan, undergo a similar development, and bear the same relative position, and this independent of either form or function. Thus the arms of a man and the wings of a bird are homologues of one another, while the wing of a bird and the wing of a bat are both analogous and homologous. [Gr. ana , according to, and logos , ratio.] Analphabete , an-al′fa-bēt, n. and adj. one who does not know his…

a wave.] About , a-bowt′, prep. round on the outside: around: here and there in: near to: concerning: engaged in.— adv. around: nearly: here and there.— Bring about , to cause to take place; Come about , to take place; Go about , to prepare to do; Put about , disturbed; To be about , to be astir; Turn about , alternately. [A.S. on bútan ; on , in, bútan , without, itself compounded of be , by, and útan , locative of út , out.] Above , a-buv′, prep. on the upside: higher than: more than.— adv. overhead: in a higher position, order, or power.— adjs. Above′-board , open, honourable;…

support of any kind; the imaginary line of ancient cosmographers on which a planet revolved.— adj. Ax′led . [More prob. Norse öxull than a dim. from A.S. eax .] Axolotl , aks′o-lotl, n. a reptile found in Mexico, allied to the tailed batrachia, but distinguished by retaining its gills through life. [Mexican.] Ay , ā, interj. ah! oh! alas! esp. in ay me! [M. E. ey , ei , perh. from Fr. ahi , aï ; cf. Sp. ay de mi! ] Ay , Aye , ī, adv. yea: yes: indeed.— n. Aye (ī), a vote in the affirmative: ( pl. ) those who vote in the affirmative. [Perh. a dial. form of aye , ever; perh. a variant of yea .]…