100 years. 
pertaining to, or marking the completion of, a period of 100 years. pertaining to a 100th anniversary. lasting 100 years.
What is a centennial anniversary?
Definition of centennial
 : a 100th anniversary or its celebration.
How many years is a 100th anniversary?
Numerical
| Anniversary | Latin-derived term | Other terms | 
|---|---|---|
| 90 years | Nonagintennial | Granite | 
| Nonagenary | ||
| 100 years | Centennial | |
| Centenary | 
What is the word for 100th anniversary?
‘Centenary‘ is more popular in British English, while ‘centennial’ is preferred in the United States.
What is the 100th anniversary symbol?
The symbol of the 100th wedding anniversary is a 10 carat diamond.
How do you celebrate your 100th anniversary?
Ideas to Celebrate a 100th Anniversary
- Photo Spread. One way to showcase progress over the years is through a photo spread.
 - Events Timeline. A timeline can be included as part of a presentation or displayed around the room.
 - Historical Games.
 - Honor Past Employees.
 - Overnight Guests.
 
What color represents 100th anniversary?
Although there are standard colors for every anniversary year up to the 25th, and colors for every five years to the 75th anniversary, there are few conventions for reaching the 100-year milestone. Although purple tends to be the most commonly used color, the choice is up to you.
What would a 80 year jubilee be called?
75th anniversary – Diamond (which is not to be confused with the Diamond anniversary or Jubilee to mark 60 years) 80th anniversary – Oak. 90th anniversary – Granite.
What is 500 years called?
Definition of quincentenary
 : a 500th anniversary or its celebration.
What is a word for 1000 years?
Since in Latin mille means “thousand”, a millennium lasts 1,000 years.
What is a 125 year jubilee called?
The word quasquicentennial, meaning ‘125th anniversary, was engineered by… well, an engineer!
What are 20 years called?
vicennial. / (vɪˈsɛnɪəl) / adjective. occurring every 20 years. relating to or lasting for a period of 20 years.
Has anyone had a 100 year wedding anniversary?
In Bathinda, Hararangpura village, this couple has celebrated their 100th anniversary. Bhagwaan Singh is 120 years and his wife’s name is Dhan Kaur, aged 122 years. Recently both of these celebrated their 100th wedding anniversary with family.
What metal is associated with 100 years?
Gemstones or Precious Metal by Anniversary
| Gemstone or Precious Metal | |
|---|---|
| 85 Years | Diamond & Sapphire | 
| 90 Years | Diamond & Emerald | 
| 95 Years | Diamond & Ruby | 
| 100 Years | 10k Diamond | 
What is the 90th anniversary called?
What is the 90th wedding anniversary called? The 90th wedding anniversary is popularly known as the Stone or Granite Anniversary.
Which is the diamond anniversary?
60th
The 75th anniversary is the original diamond anniversary and the 60th was added when Queen Victoria (English Empire Monarch) celebrated her Diamond Jubilee on her 60th anniversary of accession to the throne in 1897.
Does a business have a birthday or anniversary?
Strictly speaking companies are not “born” and do not have “birthdays.” But it would not sound out-of-place to anthropomorphize a company and refer to its anniversary as a birthday.
How can I make my anniversary special?
Want to plan the perfect anniversary? Keep reading for 20 romantic ideas that are sure to impress your partner.
- Take a Walk Down Memory Lane.
 - Plan a Thoughtful Scavenger Hunt.
 - Cook a Perfect Meal.
 - Surprise Them with Hearts Everywhere.
 - Recreate Your First Date.
 - Watch a Movie Under the Stars.
 - Book a Night in a Romantic Hotel.
 
What are Centennial colors?
The general color scheme of the Centennial Garden is a triad of primary colors: Red (and pink tone), yellow, and blue. White and violet are also represented, but red, yellow and blue are the blossom colors of the majority of plants used.
What color is the 90th birthday?
90th Birthday Color Options
 Purple, Silver, and White. Gold. Pastels.
What is a 72nd wedding anniversary called?
What is the 72nd wedding anniversary called? The 72nd wedding anniversary does not have a name associated with it.
