Question: What does the name of the first castle erected in 13th century, means what in Gaelic?

full_context: Document 1: Fetteresso Castle: Fetteresso Castle is a 14th-century towerhouse, rebuilt in 1761 as a Scottish gothic style Palladian manor, with clear evidence of prehistoric use of the site. It is situated immediately west of the town of Stonehaven in Kincardineshire slightly to the west of the A90 dual carriageway. Other notable historic fortified houses or castles in this region are Dunnottar Castle, Muchalls Castle, Fiddes Castle, Cowie Castle and Monboddo House.
Document 2: Cawdor Castle: Cawdor Castle is set amid gardens in the parish of Cawdor in Nairnshire, Scotland. The castle is built around a 15th-century tower house, with substantial additions in later centuries. Originally a property of the Calder family, it passed to the Campbells in the 16th century. It remains in Campbell ownership, and is now home to the Dowager Countess Cawdor, stepmother of Colin Campbell, 7th Earl Cawdor.
Document 3: Douglas (surname): Douglas (occasionally spelled "Douglass") is a common surname of Scottish origin, thought to derive from the Gaelic "dubh glas", meaning "black stream". There are numerous places in Scotland from which the surname is derived. The surname has developed into the given name "Douglas". "Douglas" is a habitational name, which could be derived from any of the many places so-named. While there are numerous places with this name in Scotland, it is thought, in most cases, to refer to Douglas, South Lanarkshire, the location of Douglas Castle, the chief stronghold of the Lords of Douglas. The Scottish Gaelic form of the given name is "Dùbhghlas"; the Irish language form it is "Dúghlas", and "Dubhghlas", which are pronounced ] . According to George Fraser Black, in southern Argyllshire the surname is an Anglicised form of the surnames "MacLucas", "MacLugash" (which are derived from the Gaelic "Mac Lùcais").
Document 4: Ardrossan Castle: Ardrossan Castle is situated on the west coast of Scotland in the town of Ardrossan, Ayrshire. The castle, defended by a moat, stands on a ridge above the town. There is a keep dating from the fifteenth century, and a vaulted range containing a kitchen and cellars. In a deep passageway there is a well. Part of the keep remains up to the corbels of the parapet, but it is in ruins. The original castle, owned by Clan Barclay, was partly destroyed during the Wars of Scottish Independence. This event, in which the English garrison were slaughtered, became known as "Wallace's Larder," a name which is still applied to the remaining vaults. Rebuilt by Clan Montgomery in the 15th century, Ardrossan later fell into disuse and was partially demolished by the soldiers of Oliver Cromwell in the 17th century who used the stones to help construct the Ayr Citadel.
Document 5: Barnbougle Castle: Barnbougle Castle is a much-altered tower house on the southern shore of the Firth of Forth, between Cramond and Queensferry, and within the parish of Dalmeny. It lies within the Earl of Rosebery's estate, just northwest of Dalmeny House. Although its history goes back to the 13th century, the present castle is the result of rebuilding in 1881 by the 5th Earl of Rosebery, who served as Prime Minister from 1894–1895.
Document 6: Caerlaverock Castle: Caerlaverock Castle (from "caer laverock", "lark castle") is a moated triangular castle first built in the 13th century. It is located on the southern coast of Scotland, 11 km south of Dumfries, on the edge of the Caerlaverock National Nature Reserve. Caerlaverock was a stronghold of the Maxwell family from the 13th century until the 17th century when the castle was abandoned. It was besieged by the English during the Wars of Scottish Independence, and underwent several partial demolitions and reconstructions over the 14th and 15th centuries. In the 17th century, the Maxwells were created Earls of Nithsdale, and built a new lodging within the walls, described as among "the most ambitious early classical domestic architecture in Scotland". In 1640 the castle was besieged for the last time and was subsequently abandoned. Although demolished and rebuilt several times, the castle retains the distinctive triangular plan first laid out in the 13th century. Caerlaverock Castle was built to control trade in early times.
Document 7: Morrison (surname): Morrison is an English-language surname. The name is derived from a patronymic form of the English "Morris". The personal name "Morris" sometimes is a variant of "Maurice", and was quite popular in the Middle Ages. In Scotland the surname is sometimes also an Anglicised form of the Scottish Gaelic "MacGilleMhuire", a surname meaning "son of the servant of (the Virgin) Mary". The Scottish surname "Morrison" is also sometimes an Anglicised form of the Irish "O'Muirghesasain", meaning "descendant of "Muirgheas"". In Ireland the surname is sometimes an Anglicised form of the Irish "Mac Muiris", a surname derived from the patronymic form of "Muiris". The Irish personal name "Muiris" derives from the Gaelic adjective Mor or the Gaelic word Muir.
Document 8: Eilean Dubh: Eilean Dubh meaning 'Black Island' in Scottish Gaelic could refer to:
Document 9: MacAlasdair: MacAlasdair is a masculine surname in Scottish Gaelic. The name translates into English as "son of "Alasdair"". The feminine form of the name is NicAlasdair, which translates into English as "daughter of "Alasdair"". These surnames originated as a patronyms, however they no longer refer to the actual name of the bearer's father. There are numerous Anglicised forms of "MacAlasdair".
Document 10: Dickson (surname): Dickson or, as is common in England, "Dixon," is a patronymic surname, traditionally Scottish and thought to have originated upon the birth of the son of Richard Keith, son of Hervey de Keith, Earl Marischal of Scotland, and Margaret, daughter of the 3rd Lord of Douglas. "Nisbet in his Heraldry (Edinburgh 1722) says 'The Dicksons are descendants from Richard Keith, said to be a son of the family of Keith, Earls Marischals of Scotland' and in proof thereof carry the chief of Keith Marischal. This Richard was commonly called Dick and the 'son' was styled after him. The affix of son in the Lowlands answering the prefix Mac in the Highlands." As a result, Clan Dickson is considered a sept of Clan Keith. Richard Keith's son, Thomas, took the surname "Dickson," meaning "Dick's son" or "Richard's son." Thomas Dickson (1247–1307) himself has quite a history. He was associated in some way with William Wallace, and was killed by the English in 1307 in battle. Tradition states he was slashed across the abdomen but continued fight holding the abdominal wound closed with one hand until he finally dropped dead. He is buried in the churchyard of St Brides, Douglas, and his marker shows him with a sword in one hand holding his belly with the other. Robert the Bruce made him Castellan of Castle Douglas the year before he was killed.
Document 11: Kenmure Castle: Kenmure Castle is a country house in Dumfries and Galloway, south-west Scotland. The site was occupied from the Middle Ages, and the house incorporates part of a 17th-century castle. This was remodelled in the 19th century, but the house has been derelict since the mid-20th century. It was the seat of the Gordon family of Lochinvar, later raised to the peerage as Viscounts of Kenmure. The castle is located in The Glenkens, 1 mi south of the town of New Galloway. The ruin is a category B listed building and a scheduled monument.
Document 12: McAllister (surname): McAllister is a surname from Scotland and Ireland that is the anglicised form of Gaelic Mac Alasdair, meaning son of Alasdair. Alasdair is the Gaelic form of the first name Alexander. A branch of the MacDonalds or MacDonnells of Ireland and Scotland. Commonly found throughout Ulster.
Document 13: Delaney (surname): Delaney is an Irish surname derived from the Gaelic "Ó Dubhsláine", "Dubh" meaning black and "Slaine" for the River Slaine (Slaney). DeLaney is also of Norman origin. There is a branch of Dulaneys in the United States who trace back to a Thomas Delany. Thomas's son, Daniel, claimed to have been descended from Dr. Gideon Delaune, a Huguenot physician and theologian and founder of the Apothecaries' Hall. Hence, there are multiple discussions among genealogical circles as to the origin of Delaney since it can be anglicized Gaelic or anglicized French.
Document 14: Douglas Castle: Douglas Castle was a stronghold of the Douglas family from medieval times to the 20th century. The first castle, erected in the 13th century, was destroyed and replaced several times until the 18th century when a large mansion house was built in its place. This too was demolished in 1938, and today only a single corner tower of the 17th-century castle remains. The castle was the former family seat of the Prime Minister, Sir Alec Douglas-Home. The castle was located around 1 km north-east of the village of Douglas, South Lanarkshire, in south-west Scotland. The remains are protected as a category C listed building.
Document 15: Dundas Castle: Dundas Castle is a 15th-century castle, with substantial 19th-century additions by William Burn, in the Dalmeny parish of West Lothian, Scotland. The home of the Dundas family since the Middle Ages, it was sold in the late 19th century and is currently the residence of politician and businessman Sir Jack Stewart-Clark.
ground_truth: "dubh glas", meaning "black stream"