Is there a word for 1 million years?

A million years is called a megaannum which is often abbreviated 'Ma. ' This term comes from the word parts 'mega' which means 'huge' and 'annum'…

What is the word for 1000000000 years?

Some terms referenced do have year values assigned to them (Epoch at 1,000,000 years and Aeon at 1,000,000,000 years) but common usage relates to geological time periods which are not consistent in length.

What's a 1000 years called?

Since in Latin mille means "thousand", a millennium lasts 1,000 years.

How long is a millennia?

A millennium or millennia is a period that spans one thousand years or marks the thousandth anniversary of something. Although there's a word to celebrate a decade and a century. The millennium is explicitly made to symbol the start and the end of 1000 years.

What do we call 50 years?

A person between 50 and 59 is called a quinquagenarian. A person between 60 and 69 is called a sexagenarian. A person between 70 and 79 is called a septuagenarian. A person between 80 and 89 is called an octogenarian. A person between 90 and 99 is called a nonagenarian.

What Will Happen In 10 Quintillion Years From Now

Is there a word for 10,000 years?

Decamillennium- A period of ten thousand years.

What is 500 years called?

quin·cen·ten·a·ry

adj. Of or relating to a span of 500 years or to a 500th anniversary.

What is an eon?

Definition of eon

1 : an immeasurably or indefinitely long period of time : age I haven't seen him in eons. 2a : a very large division of geologic time usually longer than an era the Archean eon.

How long is a Supereon?

Explanation: An eon consists of a billion years. However, a supereon is thought to consist of multiple eons: several billion years.

What is the current era is called?

Our current era is the Cenozoic, which is itself broken down into three periods. We live in the most recent period, the Quaternary, which is then broken down into two epochs: the current Holocene, and the previous Pleistocene, which ended 11,700 years ago.

How many years is an epoch?

In prediction of tides, an epoch is a period of 19 years, representing one complete cycle of all possible alignments of the sun and the moon. In astronomy, an epoch is the point in time where a calendar, or a defined time frame within a calendar, is considered to begin.

What is an eighty year old called?

Definition of octogenarian

: a person whose age is in the eighties The octogenarian uses a cane for walking.

What is a Quadricentennial?

Definition of quadricentennial

: a 400th anniversary or its celebration.

What is an Oxygenarian?

The word "Oxygenarian" is a play on the word "Octogenarian", which is a person who has lived at least 80 years.

What are 10 millenniums called?

I would call a 10 millennia time span a decamillennium. Follow this answer to receive notifications.

How often is a millennium?

millennium, a period of 1,000 years. The Gregorian calendar, put forth in 1582 and subsequently adopted by most countries, did not include a year 0 in the transition from bc (years before Christ) to ad (those since his birth). Thus, the 1st millennium is defined as spanning years 1–1000 and the 2nd the years 1001–2000.

What is a millennium year?

mil-len-ni-um (n). A span of one thousand years. According to the United States Naval Observatory, the nation's official time keeper, the end of the second millennium and the beginning of the third will be reached on January 1, 2001.

What does the word quadrennial?

Definition of quadrennial

1 : consisting of or lasting for four years. 2 : occurring or being done every four years.

What is the meaning of Quadranscentennial?

Noun. quadranscentennial (plural quadranscentennials) The twenty-fifth anniversary of an event or happening. quotations ▼synonym ▲ Synonym: (informal) silver jubilee.

What is a 400th anniversary called?

Definition of quatercentenary

: a 400th anniversary or its celebration.

What is a 100 years called?

a centennial. a period of 100 years; century.

What is a 100 year old person called?

A person who is 100 years old or older is a centenarian. Below you will find some quotes from news stories about centenarians, to show how this word is used. Meanwhile, here are some other words for people who are not quite as old as centenarians: a person who is between 70 and 79 years old is a septuagenarian.

How do you say old politely?

There seems to be general agreement among experts that "elderly" and "senior citizen" and "aged" are on the outs. "Elders" has fans because it connotes respect, but, apparently, some critics think it's too much like "elderly."

What era do we live in 2021?

According to the International Union of Geological Sciences (IUGS), the professional organization in charge of defining Earth's time scale, we are officially in the Holocene (“entirely recent”) epoch, which began 11,700 years ago after the last major ice age.