၆၅ နှစ် နီလာရတု Sapphire jubilee နှစ် ၇၀ Septuagennial ပလက်တီနမ်ရတု Platinum jubilee နှစ် ၁၀၀ Centennial ရာပြည့် ရတု ၁၂၅ နှစ် Quasquicentennial Term is broken down as quasqui- (and a quarter) centennial (100 years). Quasqui is a contraction from quadrans "a quarter" plus the clitic conjunction -que "and". The term was coined by Funk and Wagnalls editor Robert L. Chapman in 1961. နှစ် ၁၅၀ Sesquicentennial NatureTerm broken down as sesqui- (one and a half) centennial (100 years)၁၇၅ နှစ်Dodransbicentennial - Dodrans is a Latin contraction of de-quadrans which means "a whole unit less a quarter" (de means "from"; quadrans means "quarter"). 175 years is a quarter century less than the next whole (bi)century or 175 = (-25 + 200). Dodrabicentennial Alternative Latin form of Dodransbicentennial Dequasbicentennial Alternative Latin form of Dodransbicentennial Dosquicentennial Dosquicentennial has been used in modern timesMissouri Secretary of State Local Records Inventory Database and this is perhaps a modern contraction of "de-quadrans". However, it seems inappropriate to combine the terms que and de when dealing with such Roman fractions. In any event, if such a conjunction was appropriate then it would perhaps more likely have been "Dosquibicentennial" (but the result is little shorter anyway). Demisemiseptcentennial Probably a modern coined term: demisemiseptcentennial; literally one-half (demi-) x one-half (semi-) x seven (sept-) x 100 years (centennial)—also demisemiseptcentenary."Under the Cupola". Neighbors of Batavia, July / August 2008, p. 29. The etymology of "demisemiseptcentennial" is compared to "hemidemisemiquaver", a 64th note."Pickle Barrel: 175th-birthday bash planned for Dillsburg." The Patriot-News (Mechanicsburg, Penn.), Wednesday, 18 June 2008. Quartoseptcentennial Probably a modern coined term: quartoseptcentennial; literally one-quarter (quarto-) x seven (sept-) x 100 years (centennial)—also quartoseptcentenary."Under the Cupola". Neighbors of Batavia, July / August 2008, p. 29. Terquasquicentennial First used by Bell Laboratories in celebrating its 175th anniversary as a corporation. Is a coined word for an anniversary of 175 years, but the elements of the word literally refer to an anniversary of 375 years, as follows: ter- (3) × quasqui- (1¼) × centennial (100 years) Septaquintaquinque-centennial Suggested by lexicographer Robert L. Chapman to William Safire; first appeared in Safire's column, "On Language" (The New York Times Magazine, February 12, 1995). It is a coined word for an anniversary of 175 years, but the elements of the word literally refer to an anniversary of 35,000 years, as follows: septaquinta- (70) × quinque- (5) × centennial (100 years) နှစ် ၂၀၀ Bicentennial Bicentenary နှစ် ၂၅၀Sestercentennial - To express 2½ in Latin it would be expressed as "half-three". The term relates to being halfway [from the second] to the third integer. In Latin this is "Sestertius" which is a contraction of semis (halfway) tertius (third)—hence Sestercentennial. Semiquincentennial Probably a modern coined term: semi- (half) × quin (5) × centennial (100 years) = 250 years. Used by Brown University in 2015. Bicenquinquagenary Used by Princeton University in 1996, Reading, Pennsylvania in 1998, and Washington and Lee University in 1999. It is a coined word for an anniversary of 250 years: bi- (2) × cen(t)- (100) + quinquagenary (50 years). Quarter-millennial Meaning one quarter of one thousand years. နှစ် ၃၀၀ Tercentenary / Tricentenary Tercentennial / Tricentennial နှစ် ၃၅၀Sesquarcentennial - A modern coined term; sesquarcentennial for 350 years is deduced here from the "Sestertius" definition for 250 years above. For 350 years it relates to being halfway from the third to the fourth integer; thus a contraction of semis (halfway) and quartus (fourth); hence Sesquarcentennial. Semiseptcentennial Probably a modern coined term: semi- (half) × sept(7) × cen(t)- (100) × centennial (350 years) နှစ် ၄၀၀ Quadricentennial Quadricentenary / Quatercentenary နှစ် ၅၀၀ Quincentenary Quincentennial နှစ် ၆၀၀ Sexcentenary Sex(a)centennial (?) နှစ် ၇၀၀ Septcentennial Septuacentennial Probably a coined term; earliest known use in March 1988.Kersten, Glenn. "Naming the Anniversaries". Quidnunc [Suburban Library System, Burr Ridge, Ill.], March 1988. Chiang Mai Septcentennial Stadium (Chiang Mai, Thailand) was completed in 1991.Architects 49: Selected and Current Work. (The Master Architect Series; 5.) Image Publishing Group, 2006. နှစ် ၈၀၀ Octocentenary Octocentennial နှစ် ၉၀၀ Nonacentennial နှစ် ၁၀၀၀ Millennial နှစ် ၁၅၀၀ Sesquimillennial Term broken down as sesqui- (one and a half) millennial (1000 years) နှစ် ၂၀၀၀ Bimillennial နှစ်ပတ်လည်သင်္ကေတများ နှစ်ပတ်လည်များတွင် အထူးအမည်များ ရှိသည်။