What is the meaning of Moiré?

A pattern that emerges when two grids are superimposed over one another, sometimes unintended or undesirable in many applications, such as in weaving, screenprinting, and halftoning.

A fabric, often silk, which has a watery or wavelike appearance.

To give a watered or clouded appearance to (a surface).

Alternative form of moaree

moiré, watered (effect)

shimmering

moiré, watered effect, clouded effect

Source: wiktionary.org