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Webster 1913 Edition

Adj.

Composed of small plates, as of horn or metal, overlapping like tiles; – said of a kind of ancient armor.

Fairholt.

tegulated ‎(comparative more tegulated, superlative most tegulated)

Composed of small plates, as of horn or metal, overlapping like tiles; said of a kind of ancient armor.
- 1909, Charles Henry Ashdown, European Arms & Armor, page 65:
  Hefner gives an illustration of tegulated armour (Fig. 90) from a painting on vellum dating from c. 1090, when this system appears to have been introduced.