cladding

(past tense clad) To clothe.

(past tense clad or cladded) To cover (with insulation or another material); to surround, envelop.

(figuratively) To imbue (with a specified quality)

Clothing; clothes.

Any hard coating, bonded onto the outside of something to add protection, such as the plastic sheath around an optical fibre.

A weatherproof, insulating or decorative covering fixed to the outside of a building (called siding in the US).