JUAN-MOOAR. The Manx and Erse term for the black-backed gull.
JUBALTARE. The early English word for Gibraltar.
JUDGE-ADVOCATE of the Fleet, or to the Forces. A legal officer whose duty it is to investigate offences previous to determining on sending them before a court-martial, and then to report on the sentence awarded. He has civil deputies in Great Britain; but officers (generally secretaries to admirals, or pursers) are appointed by the courts abroad.
JUDGE-ADVOCATE, DEPUTY. An officer appointed to assist the court upon some general courts-martial for the trial of officers, seamen, and marines, accused of a breach of the articles of war.
JUDGMENT. In prize matters, the sentences of foreign courts, even though such decisions be manifestly unjust, are conclusive in ours by comity. The tribunals of France are not so complacent.
JUFFER. See [Uphroe].
JUGGLE-MEER. A west-country word for a coast quagmire.
JUGLE, or Joggle. In ship-building, a notch in the edge of a plank to admit the narrow butt of another, as of the narrow end of a steeling-strake.
JULIAN PERIOD. A period of 7980 years, dating from B.C. 4713; being the product of the numbers 15, 19, and 28 multiplied into each other, they being respectively the lengths, in Julian years, of the Indiction, Metonic Cycle, and Solar Cycle. The Julian year was a period of 3651⁄4 days, which was adopted as the length of the year after the reformation of the calendar by Julius Cæsar.
JULIO. An Italian coin, worth about sixpence.