What is the meaning of Tessera?

A small square piece of stone, wood, ivory or glass used for making a mosaic.

complex-ridged surface feature seen on plateau highlands of Venus and perhaps on Triton

An ancient Roman die.

card; credit card

pass

tessera (small square piece used for making a mosaic)

domino

inflection of tesserare:

  1. third-person singular present indicative
  2. second-person singular imperative

third-person singular present indicative

second-person singular imperative

tessera

die (used in games)

watchword

token

ticket

Source: wiktionary.org