A milestone in obelisk form, Bredon , England From mile stone Dutch mijlsteen ( “ milestone ” ) , German Low German Mielensteen ( “ milestone ” ) , German Meilenstein ( “ milestone ” ) , Swedish milsten ( “ milestone ” ) .
milestone (plural milestones
A stone milepost (or by extension in other materials), one of a series of numbered markers placed along a road at regular intervals, typically at the side of the road or in a median.
( idiomatic ) important event in a person's life or career , in the history of a nation , in the life of some project , etc.
1933 Stephen Spender , The Funeral :Death is another milestone on their way.
2012 Terrence J. Sejnowski , “Well-connected Brains”, in American Scientist [1] 100 , number 2, archived from the original on 27 April 2017 , page 171 :Creating a complete map of the human connectome would therefore be a monumental milestone but not the end of the journey to understanding how our brains work.
2021 October 20, “Stop & Examine”, in RAIL , number 942 , page 71 :She bought the model as a surprise gift for a friend who is a lifelong HST fan and railwayman, and who will soon be celebrating a milestone birthday. one of a series of numbered markers placed along a road at regular intervals
Armenian: please add this translation if you can
Belarusian: верставы слуп m ( vjerstavy slup ) , кіламетровы слуп m ( kilamjetróvy slup ) , мільны слуп m ( milʹny slup ) , мільны камень m ( milʹny kamjenʹ )
Bulgarian: километричен камък ( kilometričen kamǎk )
Catalan: fita (ca)
Chinese:
Mandarin: 里程碑 (zh) ( lǐchéngbēi )
Czech: milník (cs) m
Danish: milepæl c
Dutch: mijlpaal (nl) m mijlsteen (nl)
Esperanto: mejloŝtono
Estonian: verstapost
Extremaduran: miliáriu
Finnish: kilometripylväs kilometritolppa mailitolppa
French: borne (fr) f borne kilométrique (fr) f
Galician: marco (gl) m
German: Kilometerstein m Meilenstein (de) m Postmeilensäule (de) m or f
Greek: χιλιομετροδείκτης (el) ( chiliometrodeíktis )
Hebrew: אבן מיל (he) f ( even mil ) , אבן דרך (he) f ( even derekh )
Hungarian: kilométerkő (hu) , mérföldkő (hu)
Indonesian: tanggal penting
Italian: pietra miliare
Japanese: 一里塚 (ja) ( いちりづか, ichirizuka ) , 里程標 (ja) ( りていひょう, riteihyō )
Latin: mīlliārium n
Macedonian: милјоказ m ( miljokaz )
Malayalam: നാഴികക്കല്ല് (ml) ( nāḻikakkallŭ )
Norman: pièrre dé mille f
Norwegian:
Bokmål: milestein m milepæl (no) m milepel m milestolpe m
Nynorsk: milestein m milepåle m milestolpe
Polish: kamień milowy (pl) m
Portuguese: marco miliário m marco miliar
Russian: ми́льный ка́мень m ( mílʹnyj kámenʹ ) , километро́вый столб m ( kilometróvyj stolb )
Scottish Gaelic: clach-mhìle f
Serbo-Croatian: miljokaz (sh)
Slovak: míľnik m
Spanish: hito (es) m mojón (es) m cipo (es) m hita (es) f fito (es) m borna f
Swedish: milsten c milstolpe (sv) c
Tagalog: batong-milyahe
Turkish: kilometre taşı
Ukrainian: віха f ( vixa ) , мильовий камінь m ( mylʹovyj kaminʹ )
Vietnamese: cột mốc cây số (vi) , cột cây số cột dặm
Volapük: liölaston
important event
Bulgarian: важно събитие ( važno sǎbitie )
Catalan: fita (ca)
Chinese:
Mandarin: 里程碑 (zh) ( lǐchéngbēi )
Czech: mezník (cs) m milník (cs) m
Danish: milepæl c
Dutch: mijlpaal (nl) m keerpunt (nl) n
Esperanto: mejloŝtono
Finnish: virstanpylväs (fi) , merkkipaalu
French: jalon (fr) m
Georgian: ნიშანსვეტი ( nišansveṭi )
German: Meilenstein (de) m Etappenziel (de) n Markstein (de) m
Greek: ορόσημο (el) n ( orósimo )
Hebrew: אבן דרך (he) f ( even derekh )
Hungarian: mérföldkő (hu)
Italian: pietra miliare traguardo (it)
Japanese: 事 (ja) ( こと, koto ) , 転換点 ( てんかんてん, tenkanten ) , 一大事 (ja) ( いちだいじ, ichidaiji ) , 画期的出来事 ( かっきてきできごと, kakkiteki dekigoto )
Macedonian: пресвртница f ( presvrtnica )
Malayalam: നാഴികക്കല്ല് (ml) ( nāḻikakkallŭ )
Norwegian:
Bokmål: milepæl (no) m milepel m minestolpe m milestein m
Nynorsk: milestolpe m milepåle m milestein m
Polish: kamień milowy (pl) m milowy krok m
Portuguese: marco (pt) m
Russian: ве́ха (ru) f ( véxa ) , эта́п (ru) m ( etáp ) , рубе́ж (ru) m ( rubéž )
Scottish Gaelic: clach-mhìle f
Serbo-Croatian: prekretnica (sh) f
Slovak: medzník m
Spanish: hito (es) m jalón (es)
Swedish: milstolpe (sv) c
Turkish: kilometre taşı
Vietnamese: mốc (vi)
Volapük: liölaston
milestone (third-person singular simple present milestones present participle milestoning simple past and past participle milestoned
To place milestones along (a road, etc.).
( idiomatic ) plan out a project as a series of major steps. 
