What is the definition of one dice?

Simply dice, dice is the plural of die. One die and a pair of dice.

If you only have one, it's a die. If you have more than one, they are dice. Dice is the plural of die.

One cube is a die, many are dice. So you cannot have one dice. The answer depends on what the die is made of and on how large it is. You can get sponge dice for rear-view mirrors in cars (why??!) which are lighter that some playing dice.

Como se dice means "As one says" ¿Cómo se dice? means "How does one say?"

Andrew Dice Clay One Night with Dice - 1987 V is rated/received certificates of: Australia:M

The singular form of dice is die. One die, two dice.

One die and a pair of dice

The possessive form of the plural noun dice is dice's. Example: I doubled my money one dice's roll. (one roll of the dice)

A fair die (fair dice) is a dice which isn't altered in any way, this means it has the same chance of landing on any of one of the faces. The opposite to this is a loaded dice or cheat dice. These dice have been altered in some way, maybe by changing the weight distribution so that one of the numbers on the die/dice are more likely to be rolled.

"Dice" is both singular and plural. Usually, it's one "die" and two "dice."

If they are fair dice the probability of rolling an even number on at least one of the three dice is 7/8.

A 'die' indicates one, 'dice' indicates two or more.

Assuming you are rolling a six-sided dice, it is 1/3 for one dice and 2/3 for two dice.

If the dice are fair, then it is 1/36. If the dice are fair, then it is 1/36. If the dice are fair, then it is 1/36. If the dice are fair, then it is 1/36.

The probability, when the 2-dice total is 5, that one of the two dice shows a two is 1/2. The probability that that die is selected is 1/4.