The
English place-name Chester, and the
suffixes
In linguistics, a suffix is an affix which is placed after the stem of a word. Common examples are case endings, which indicate the grammatical case of nouns, adjectives, and verb endings, which form the conjugation of verbs. Suffixes can carry gr ...
-chester, -caster and -cester (old ''-ceaster''), are commonly indications that the place is the site of a
Roman ''
castrum
In the Roman Republic and the Roman Empire, the Latin word ''castrum'', plural ''castra'', was a military-related term.
In Latin usage, the singular form ''castrum'' meant 'fort', while the plural form ''castra'' meant 'camp'. The singular and ...
'', meaning a
military camp
A military camp or bivouac is a semi-permanent military base, for the lodging of an army. Camps are erected when a military force travels away from a major installation or fort during training or military operations, operations, and often have t ...
or
fort
A fortification is a military construction or building designed for the defense of territories in warfare, and is also used to establish rule in a region during peacetime. The term is derived from Latin ''fortis'' ("strong") and ''facere'' ...
(cf. Welsh ''
caer
Caer (; owl, cair or ') is a placename element in Welsh meaning "stronghold", "fortress", or "citadel", roughly equivalent to an Old English suffix (''-ceaster'') now variously written as , , and .Allen, Grant.