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Dictionary of Vexillology: D (Disc - Divine Ratio)

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DISC (or DISK)
DISC (or DISK) VOIDED
DISFIGURE
DISLODGING
DISPLAYED
DISPLAYING A FLAG
DISPLAY MAST
DISTANCE LINE
DISTINCTION JACK
DISTINCTION OF COLOUR
DISTINCTION PENDANT (or PENNANT)
DISTINGUISHING FLAG
DISTINGUISHING JACK
DISTINGUISHING (or DISTINCTIVE) MARK
DISTINGUISHING PLATE
DISTINGUISHING VANE (PENDANT or PENNANT)
DIVER BELOW (or DIVER DOWN) FLAG
DIVERGING STRIPES
DIVIDED
DIVINE RATIO (or PROPORTIONS)

DISC (or DISK)

A circular area of single colour used as a charge, and often (but not invariably) symbolic of the sun or a full moon (see also ‘bezant’, ‘charge’, ‘crescent 1)’, ‘hurt’, ‘hinomaru’, ‘plates’, ‘ring 1)’, ‘roundel 3)’, ‘sun emblem’ and ‘torteau’).

National Flag of Palau (fotw); National Flag of Bangladesh (fotw); National Flag of Japan; National Flag of Laos (fotw)

Please note that a disc is called a roundel in heraldry, or may be termed a bezant if yellow/gold, a hurt if blue, a torteau if red or plates if white/silver as referenced above.

DISC (or DISK) VOIDED

See ‘ring 1)’ and ‘annulet’ (also ‘voided’).

Flag of the RB Froh Volk Rowing Club, Germany (fotw)

DISFIGURE

(v) To add any unauthorised charge, device or wording to the field of a flag, particularly when it is of an insulting or pejorative nature (see also ‘charge’, ‘desecrate’ and ‘device’ and compare with ‘deface’).

DISLODGING

In UK usage now obsolete, a term for the formal removal of a colour from the location at which it was housed and displayed during the relevant battalion’s temporary stay in any municipality (see also ‘lodging’ and ‘uncase(d) 1)’).

DISPLAYING A FLAG

See ‘Appendix II’.

DISPLAYED

1) In heraldry, see ‘appendix V’.

2) (adj) On flags the term may be used in place of flown, bourn or carried etc – for example “a flag/pennant/banner was displayed above the…”, or “the flagpole displayed a finial in the form of a…”, or “the flag/pennant/banner displayed a charge…”.

State Flag of Prussia 1892 – 1918 (fotw)

DISPLAY MAST

See ‘sailor's mast’.

DISTANCE LINE

See ‘hoistline’ and its following note.

DISTINCTION JACK

See ‘privateer jack’.

Distinction/Privateer Jack 1694 - 1801. England/UK

DISTINCTION OF COLOUR

In English then British RN usage now obsolete, the system of grading flag officers according to their seniority – see ‘blue ensign 2)’, ‘flag officer 2)’, ‘red ensign 2)’ and ‘white ensign 2)’ and their following notes (also ‘yellow admiral’)

Command Flags of Flag Officers of the Red, White and Blue 1625 – 1702, then of the Red, White and Blue 1702 – 1864 (fotw and Martin Grieve)

Please note that this system was formally introduced in 1625, amended in 1653 and 1702, extended in 1805 (the rank of Admiral of the Red was introduced following Trafalgar) and abolished in 1864.

DISTINCTION PENDANT (or PENNANT)

1) The term, now obsolete, for one of four triangular pennants used in Marryat’s 1817 Code of Signals for the Merchant Service, and raised at the head of a particular signal hoist to indicate which section of the signal book should be used to interpret the following flags (see also ‘Marryat’s code’, ‘pendant’, ‘preparative’, ‘signal flag’ and the note following ‘international code of signals’).
2) See ‘pendant of distinction’.

Distinction Pennants 1 and 3 in Marryat’s Code of Signals for the Merchant Service 1817 – 1857 (fotw)

DISTINGUISHING FLAG

1) The flag of a civil position within a governmental structure, as opposed to that signifying military rank, as in for example, the distinguishing flag of a Government minister (see also ‘diplomatic flags’).

2) An alternative term for a rank flag (see also ‘rank flag’).

3) In US Air Force and Marine Corps usage, a flag denoting an officer's rank – see ‘individual flag’ (also ‘flag of command’, ‘personal flag 3)’ and ‘rank flag 1)’).

4) In US military usage, the flag of a command or organization not authorized to bear colours.

From left: Minister of Defence, Argentina; Secretary for Defense US; Minister of Defence Sweden (fotw); Minister of Defence, UK (fotw)

Please note, that although these terms are sometimes considered interchangeable, the Editors have drawn a general distinction between the command flags used by senior naval officers, the rank flags employed by officers from the other armed services, the distinguishing flags of civilians and with personal flags.

DISTINGUISHING JACK

1) A newly introduced term for the jack (of a design which differs from its accompanying ensign) that is flown whilst a vessel is underway in order to distinguish that vessel’s special service or purpose, with an example in current use being the flag of a UK consular officer if flown as a jack – but see ‘colonial jack’, ‘government service jack’, under ‘jack’ and the notes below (also ‘diplomatic flags’, ‘jack’ and ‘jack staff’).
2) A term which may also be used when the standard of a head of state (a royal or presidential standard) is flown from the jack staff of a naval launch when that head of state is aboard – but see ‘presidential standard(s) 1)’ and ‘royal standard(s) 1)’).

Consular Officer Afloat, UK (Graham Bartram); Royal Standard, Spain (fotw); Presidential Standard, Croatia (fotw)

Notes
a) In Germany and Austria, Government (as well as civilian) vessels often fly the flag of the relevant state/province as a distinguishing jack.
b) In some commonwealth countries the appropriate departmental flag is specified as a jack for government vessels.
c) In UK usage now obsolete, the British Civil Air Ensign was flown as a jack by those tenders who serviced the flying boats of Imperial Airways (1924 – 1939).

Short Empire Flying Boat c1938, UK (Wikipedia); Civil Air Ensign, UK (fotw)

DISTINGUISHING (or DISTINCTIVE) MARK

Under the United Nations Convention on the Law of the Sea (UNCLOS), this is the mark that identifies a vessel's status as the warship or government owned ship of a sovereign state, and thus operated for non-commercial purposes (see also ‘suit of flags’).

A Stealth Warship of the Royal Norwegian Navy Flying the Distinguishing Marks of Ensign, Jack and Masthead Pennant

Please note that this distinguishing mark is invariably the ship's ensign, to lesser extent the masthead pennant and in some cases also the jack (see also 'ensign' 'jack' ‘masthead pennant 1)’) and ‘suit of colours’).

DISTINGUISHING PLATE

See ‘rank plate’.

Distinguishing/Rank Plate of a Vice Admiral RN, UK

DISTINGUISHING VANE (PENDANT or PENNANT)

In British RN and some other naval usage now obsolete, the term for a short triangular pennant or large rectangular flag of different coloured panels, often stiffened with a frame and sometimes flown (in addition to a masthead pennant) by sailing warships to indicate (depending upon the masthead employed) the division of a fleet to which they belonged or to identify individual ships within that division (see also ‘frame 2)’, ‘masthead’ and ‘masthead pennant 1)’).

DIVER BELOW (or DIVER DOWN) FLAG

1) Flag A (Alpha or Alfa) in the International Code of Signals, signifying that the vessel flying the flag has a diver down and that vessels approaching should keep well clear and proceed at slow speed (see also ‘International Code of Signal Flags’ and ‘signal flag’).

2) In US and some other usage, a red flag with a white descending diagonal stripe indicating that divers are below the surface in the immediate vicinity of the flag.

Signal Flag Alpha (CS)

Unofficial Warning Flag (CS)

Please note however, that while often referred to as unofficial, use of 2) is required by law in most US states, and by law or regulation in some other countries.

DIVERGING STRIPES

See ‘expanding stripes’.

Flag of Zeewolde, Netherlands

DIVIDED

1) In vexillology see ‘bicolour’, ‘multi-stripe’, ‘triband’ and ‘tricolour’.

2) In heraldry see ‘party’.

National Flag of Uganda (fotw); Aboriginal Flag, Australia (fotw); Civil Flag and Ensign, Belgium; Flag of Sicily, Italy (fotw); Example Party Per Fess

DIVINE RATIO (or PROPORTIONS)

See ‘golden mean’.

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