ancient meaning
EN
[ˈeɪnʃənt] [ˈeɪntʃənt] 
US - NounPLancientsSUF-ent
- AdjectiveCOMancienterCOMmore ancientSUPancientestSUPmost ancient
- Having lasted from a remote period; having been of long duration; of great age; very old.
- ‘I understand that the district was considered a sort of sanctuary,’ the Chief was saying. ‘An Alsatia like the ancient one behind the Strand, or the Saffron Hill before the First World War. […]’
- Existent or occurring in time long past, usually in remote ages; belonging to or associated with antiquity; old, as opposed to modern.
- Buried within the Mediterranean littoral are some seventy to ninety million tons of slag from ancient smelting, about a third of it concentrated in Iberia. This ceaseless industrial fueling caused the deforestation of an estimated fifty to seventy million acres of woodlands.
- (historical) Relating to antiquity as a primarily European historical period; the time before the Middle Ages.
- (obsolete) Experienced; versed.
- (obsolete) Former; sometime.
- Having lasted from a remote period; having been of long duration; of great age; very old.
- More Examples
- Used in the Middle of Sentence
- the vestiges of ancient magnificence in Palmyra; vestiges of former population
- Mrs. Winkle (Fulgar carica). As there are no trees in the ocean, they pride themselves on their "family tails," which are quite as ancient and just as important.
- The coincidence in modern tongues between harmony, as spoken of sounds, with any other concordance or systematicity— is one derived from ancient Greek sources and roots [ … ] .
- Used in the Beginning of Sentence
- Ancient Rome took over lands throughout the known world.
- Used in the Ending of Sentence
- The Sling is also a weapon of great antiquity, formerly in high estimation among the ancients.
- Used in the Middle of Sentence
Definition of ancient in English Dictionary
- Part-of-Speech Hierarchy
- Adjectives
- Nouns
- Countable nouns
- Countable nouns
- Adjectives
Source: Wiktionary
Grammatically, this word "ancient" is an adjective. It's also a noun, more specifically, a countable noun.