Webster's Revised Unabridged Dictionary · 1913

Merino

Merino , adjective

[Sp. merino moving from pasture to pasture, from merino a royal judge and superintendent or inspector of sheep walks, Late Latin merinus, from majorinus, that is, major vill{not transcribed}, from Latin major greater. See Major. Merino sheep are driven at certain seasons from one part of Spain to another, in large flocks, for pasturage.]

1.
Of or pertaining to a variety of sheep with very fine wool, originally bred in Spain.
2.
Made of the wool of the merino sheep.

Merino (#) , noun

[Sp.]

1.
(Zoology) A breed of sheep originally from Spain, noted for the fineness of its wool.
2.
A fine fabric of merino wool.