The word carries more weight than a one-line dictionary entry gives it, so here is the fuller answer.

Short answer

The short definition is a complex society with cities, division of labour and lasting institutions — everything else is detail about which of those matter most.

  • Institutions that outlast the individuals running them.
  • Cities and permanent settlement rather than seasonal movement.
  • If a menu path does not exist for you, your build is older or newer than the one described.

Each Civilization entry reshuffles the rules enough that habits from the last one quietly stop working. Historians treat it as a description of scale and organisation rather than of merit. The term has a difficult history: it has been used to rank societies, and that use is now widely rejected.

The short definition

Where something depends on your platform or region, that is called out rather than glossed over. The plural is regular, and both the singular and plural are common in ordinary writing. The strategy game borrowed the word, which is why searches for it return two very different kinds of result. If a step reads as obvious, do it anyway — the obvious ones are the ones people skip and then wonder about.

Dictionaries agree on the core and differ on the edges, which is why several definitions circulate. Archaeology tends to look for cities, surplus food and record-keeping as practical markers. A single check up front replaces a lot of guessing later.

What separates it from a society or a culture

The word entered English from Latin by way of French, and its older sense was closer to "making civil". In everyday use it often means simply "a large historical society", which is looser than the academic sense. It helps to understand why a step exists, because then you can adapt it when your situation is slightly different.

  • Monumental building, which tends to follow from the rest.
  • A food surplus that frees people from producing their own.
  • Keep a save or backup from before you start — it costs nothing and occasionally saves an evening.
  • Some form of record-keeping, usually but not always writing.
  • Specialised work — craft, administration, priesthood, trade.

Why the definition is argued over

None of this needs a paid tool, a third-party launcher or an account on a site you have never heard of. There is no hidden trick here that the game is keeping from you. The developers have changed their mind about this at least once, which explains the older advice. Most of the disagreement you will find online is two people describing different builds.

Where two approaches both work, the one with fewer moving parts is the one to keep. If your result differs from what is described here, note what is different first rather than starting over. Everything below is framed around the current state of Civilization rather than a launch-week impression.

How it is used today

Half the pages on this topic were written for a build that no longer exists, which is why they stop matching what you see. What follows assumes you are on a current install and have not modified it. The awkward part is rarely the step itself, it is knowing which step comes first.

Treat anything stated without a version number as provisional. Screenshots age faster than text, which is why this describes rather than shows. Nothing here assumes a particular playstyle beyond wanting the thing to work.

Where the word comes from

Civilization is not shy about hiding useful information two menus deep, so some of this is simply knowing where to look. If you are coming to this after a long break, the terminology has probably moved on. The community wisdom on this is roughly half right, and the half that is wrong costs the most time.

Where people go wrong

  • Grinding a method that was patched months ago because a thread still ranks well.
  • Rushing the last step, which is usually the one with the actual requirement in it.
  • Treating a rare edge case as the normal behaviour and planning around it.

Civ FAQ

How long does this take?

Minutes if it goes cleanly, an evening if you hit the edge case in the caveats list. Neither is unusual.

Do I need any mods or third-party tools for this?

No. Everything described here works with the base game on any supported platform.

Is this still accurate after the latest Civilization update?

The method is; individual numbers may not be. If a value on your screen differs, trust the screen and keep the sequence.

What if none of this works for me?

Then something in your setup differs from the assumption — version, region or platform. Check those three before anything else.

Anything that shifts with the next Civilization update will show up as a changed number, not a changed approach.