Webster's Revised Unabridged Dictionary · 1913

Attire

Attire ({not transcribed}) , transitive verb

[Old English atiren to array, dispose, arrange, Old French atirier; à (Latin ad) + French tire rank, order, row; of German origin: compare As. tier row, Old High German ziarī, German zier, ornament, zieren to adorn. Compare Tire a headdress.]

To dress; to array; to adorn; esp., to clothe with elegant or splendid garments.
Finely attired in a robe of white. — Shakespeare
With the linen miter shall he be attired. — Lev. xvi. 4

Attire , noun

1.
Dress; clothes; headdress; anything which dresses or adorns; esp., ornamental clothing.
Earth in her rich attire. — Milton
I 'll put myself in poor and mean attire. — Shakespeare
Can a maid forget her ornament, or a bride her attire? — Jer. ii. 32
2.
The antlers, or antlers and scalp, of a stag or buck.
3.
(Botany) The internal parts of a flower, included within the calyx and the corolla. [Obsolete] — Johnson