Adjective

(en adjective)

Of or relating to the first class or rank, especially in literature or art.

* Arbuthnot

Mr. Greaves may justly be reckoned a classical author on this subject.

Of or pertaining to established principles in a discipline.

*

Herbarium material does not, indeed, allow one to extrapolate safely: what you see is what you get; what you get is classical alpha-taxonomy which is, very largely and for sound reasons, in disrepute today.

(music) Describing European music and musicians of the late 18th and early 19th centuries.

(informal, music) Describing serious music (rather than pop, jazz, blues etc), especially when played using instruments of the orchestra.

Of or pertaining to the ancient Greeks and Romans, especially to Greek or Roman authors of the highest rank, or of the period when their best literature was produced; of or pertaining to places inhabited by the ancient Greeks and Romans, or rendered famous by their deeds.

* Macaulay

He [Atterbury] directed the classical studies of the undergraduates of his college.

Conforming to the best authority in literature and art; chaste; pure; refined; as, a classical style.

* Macaulay

Classical , provincial, and national synods.

(physics) Pertaining to models of physical laws that do not take quantum or relativistic effects into account; Newtonian or Maxwellian.

Adjective

(en-adj)

Having lasted from a remote period; having been of long duration; of great age; very old.

* {{quote-book, year=1963, author=(Margery Allingham)

, title=(The China Governess) , chapter=Foreword citation , passage=‘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.

* {{quote-book, year=2006, author=(Edwin Black), title=Internal Combustion

, chapter=2 citation , passage=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.}}

* {{quote-magazine, year=2013, month=July-August, author=(Henry Petroski)

, title= Geothermal Energy , volume=101, issue=4, magazine=(American Scientist) , passage=Energy has seldom been found where we need it when we want it. Ancient nomads, wishing to ward off the evening chill and enjoy a meal around a campfire, had to collect wood and then spend time and effort coaxing the heat of friction out from between sticks to kindle a flame. With more settled people, animals were harnessed to capstans or caged in treadmills to turn grist into meal.}}

(label) Relating to antiquity as a primarily European historical period; the time before the Middle Ages.

(obsolete) Experienced; versed.

* Berners

Though [he] was the youngest brother, yet he was the most ancient in the business of the realm.

(obsolete) Former; sometime.

* Alexander Pope

They mourned their ancient leader lost.