Ancient Mediterranean

Digital Project

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

A

Aft

at/near the stern

Aftwards

to/towards the stern

Aftercastle

superstructure at the stern that forms a fenced in platform

Amidship

at/near the center of the hull, midway between the bow and stern

Athwartship

transversally across the beam

Awning

light, open-sided roofed construction supported by poles and raised amidship to provide passenger protection from the sun

B

Ballast

dense material, usually stone, placed low in the hold of a vessel to lower the center of gravity and increase stability

Bank

a longitudinal row of rowers (eg. single-banked, double-banked, triple-banked)

Beam

(1) transversal timber that provides lateral strength

(2) transversal width of the hull

Belaying pin

a wooden pin used to temporarily attach/secure rigging elements

Boat

an open vessel, usually small and without decks, intended for use in sheltered water

Boom

wooden spar attached to the foot of the sail in order to spread it

Boom-footed rig

a type of square rig where the foot of the sail is attached to a boom. Common on certain Late Bronze Age vessels

Bow

for’ard end of the ship from where the strakes begin to curve in towards the post

Bowsprit

spar running out from the ship’s stempost, functioning either as a decorative device or to fasten stays

Brace

rope attached to the extremities of the yard for trimming/adjusting the angle of the sail depending on the wind

Brails

short ropes attached to the sail surface for trussing the sail when furling, or for shortening the surface presented to the wind

Bulkhead

transverse partition dividing the craft into compartments. May replace the ribs

Bulwark

the topsides above the deck, usually meant to provide protection from waves and/or attackers. Can be fully or partially planked, made of a lighter material (leather, cloth), or open.

C

Cabin

construction with closed sides and top, usually placed at the stern (for the commander) or amidship (for passengers or goods). Generally associated with riverine navigation since it is unsuitable for maritime conditions

Caprail

a railing atop the sheerstrake or bulwarks, usually defining the upper edge of the side of the vessel

Caulking

material inserted between members to ensure watertight junctions between the strakes

Crow’s nest

a small platform or basket-like construction attached to the masthead, used by a lookout, archer or slinger as a vantage point. Can be top mounted or hung on the side.

Cathead

a beam or a crane projecting from the bow and used for hoisting the anchor clear of the bow after it has surfaced

Cutwater

projection at the bow, placed at the waterline to facilitate the hull’s penetration of the water

D

Deadeye

pair(s) of loops at the masthead through which pass halyards and lifts

Deadweight

total weight of the equipped vessel, including cargo and crew

Deck

horizontal platform of planking extending longitudinally and laterally across all or part of the interior of the hull. Typically constructed of a layer of longitudinal planks fastened to or resting on a series of transverse beams.

Dieres

double-level, double-banked ship

Double-banked

ship with the crew seated in two files

Draft

vertical distance from the lowest point of the hull to the waterline, ie immersed part of the vessel

Dunnage

brushwood, scrapwood, or other loose material laid into the hold to protect the cargo from shifting or water damage, or to protect the ceiling from abrasion.

E

Eikosoros

single-level, double-banked ship with ten oars per side

F

Flare

increase in transverse section of the hull towards the gunwale

Floor

inner planking attached to the ribs and serving as support for the cargo

Foot

lower edge of the sail, with or without a boom

Fore

at/near the bow

Forecastle

superstructure at the bow, forming a fenced-in platform

For’ard

directionally towards the bow. A crew faces for’ard when on board, but the craft is propelled forward by the oarsmen

Frame

transverse timber used to strengthen the hull (cf. rib, spar)

Freeboard

vertical distance from the gunwale to the waterline

Furl (verb)

to roll up/bundle up the sail and attach it to the yard when it is not in use

G

Galley

long and slender ship conceived primarily for movement under oar-power

Gangway

a narrow deck running either along the side of the vessel or down the centerline to connect small decks at the ends of the ship. Often used on vessels with open holds or oared ships to allow the sailing crew to move about

Garboard

the strake immediately next to the keel

Gunwale

longitudinal member fitted along the topmost strake

Gunwale line

line used by the artist to close the upper edge of the hull seen in profile

H

Halyard

rope used to hoist the yard

Hawser

heavy rope, normally used for mooring

Helmsman

the crew member steering the vessel. May be an official rank/position.

Hold

a compartment under the deck for the cargo

Hull

body of the ship. Can be flat, curved, crescent-shaped, spoon-shaped, double-ended.

I

Ikrion

lightweight, collapsible construction made from wooden frames, open at the front and unroofed, partially covered with oxhide or textiles to provide protection from the elements without obstructing the view forward. Placed at the stern to serve as a command post for the captain. Ceremonial deck furniture. (plural: ikria)

K

Keel

central longitudinal member of the hull. Need not protrude beyond the hull

Keel-line

line employed by the artist to close the lower edge of the hull seen in profile

Keelson

(1) false keel placed outside of the skin as protection for beaching

(2) longitudinal members attached to the ribs, used to further strengthen the hull

L

Lashed construction

the joining of structural components by wrapping them with several passes of rope or cord.

Leeward (adv.)

the side of a vessel or object that is away from the wind

Leeway

downwind drift of the sailing vessel at right angles to her steered course

Level

horizontal seating arrangement for the crew on a single height over the keel

Lift

rope serving to support the yard and the boom

Loom

the part of an oar between the blade and the handle. Usually square or cylindrical in section

Loops

single pair of deadeyes forming a ring at the masthead to take the halyards

M

Mast

central pole supporting the sail

Mast cap

a fitting attached to the head of the mast and supporting a number of sheaves, slots, or rings for rigging, such as lifts.

Masthead

summit of the mast

Mast step

a mortise cut into the top of a keelson or large floor timber, or a mortised wooden block or assembly of blocks mounted on the floor timbers or keelson, into which the tenoned heel of a mast was seated.

Merchantman

vessel designed with a substantial cargo carrying capacity

Mortise

cavity (typically rectangular) cut into a timber to receive a shaped piece of wood (tenon) or the extremity of another timber to form a joint

O

Oar

long pole with a blade used to propel the vessel

Oarport

an opening in a vessel’s side through which the looms of oars pass.

Oculus

device in the form of an eye, often used as a decorative or apotropaic element, usually at the bow.

Outrigger

(1) fixed longitudinal timber running parallel to the vessel with a flotation device used to give additional stability for craft with a narrow beam

(2) support for an oarthole extending beyond the gunwale, permitting the placing of the rower closer to the gunwale while retaining a practical gearing

P

Paddle

short, broad-bladed oar used without a thole

Peg

a tapered wooden pin driven into a pre-drilled hole to fasten two members or lock a joint.

Pegged mortise-and-tenon joint

an edge-to-edge planking fastening where each joint consists of a free tenon housed into mortises in opposing edges of the seam. The tenon is then locked in place with a wooden peg driven through the tenon and plank.

Penteconter

single-level, double-banked ship with 25 oars per side

Planking

the outer lining, or shell, of a hull

Poop deck

the highest and aftermost deck of a ship

Port

left side of the ship when facing forward

Proembolon

small ram-like projection above the ram

Protokeel

a longitudinal centerline timber which has some of the characteristics of a true keel (such as substantially greater dimensions than the adjoining planking) but lacks others (such as a firm attachment to the rest if the hull structure)

R

Rake

angle of stem- and sternpost

Ram

for’ard prolongation of the keel and wales beyond the stempost, functioning as an offensive weapon

Ramming timber

the main timber of an ancient ram, projecting forward from its envelope of bow planks and timbers to reinforce the head of the ram

Rib

transverse timber used to strengthen the hull (cf. frame, spar)

Rig, rigging

all ropes used to support the mast and raise and maneuver the sail. May be standing if immobile (stays, shrouds, certain lifts), or running if mobile (halyards, lifts, braces, sheets).

Rocker

longitudinal curvature of the keel

Rockered keel

a keel that is curved longitudinally so that it is deeper at its middle than at its ends

Rudder

wooden blade of variable dimensions, more or less permanently fastened on pivots to the sternpost, in line with the vessel’s axis used to control the direction of a vessel underway.

S

Scarf

lengthening joint of two timbers that does not increase the cross-sectional area

Scupper

an opening in the side of a ship at deck level to allow water to drain off

Seam

the longitudinal joint between two timbers or planks

Sewn boat

craft whose planking is attached by stitches

Sewn construction

any of a number of construction methods in which adjacent planks are fastened together with fiber stitching. The stitching may be continuous along the seam (in the manner of garment sewing), or it may consist of individual ligatures (in the manner of medical sutures).

Shell

watertight envelope of backbone and skin forming the vessel

Sheer

the upper edge of the uppermost continuous strake of exterior planking

Sheer line

longitudinal curvature of the hull

Sheets

ropes used to maneuver the boom in trimming the sail

Shroud

a stay that provides transverse support to a mast. It runs from the masthead to the vessel’s side.

Single-banked

ship with the crew seated in a single file (the rowers work either two oars or one over alternative gunwales)

Skin

outer planking of the hull

Spar

transverse timber used to strengthen the hull (cf. frame, rib)

Spur

projection at the bow, approximately at the waterline

Square-sail

large quadratic sail raised transversally from either a yard and boom, or just a yard

Stanchion

a vertical supporting post, either of the deck, or, if forked, of the hogging-truss or unstepped mast

Starboard

right side of the ship when facing forward

Stay

rope used to support the mast longitudinally

Steering-oar

large paddle or oar hung over the stern quarter to direct the craft. Contrast with rudder

Stempost

upright continuation of the keel at the bow, to which the ends of the strakes are attached

Stern

aft end of the ship from where the strakes begin to curve in towards the post

Sternpost

upright continuation of the keel at the stern, to which the ends of the strakes are attached

Strake

single horizontal plank stretching from bow to stern (or part thereof)

Superstructure

any construction extending above the gunwale level (aftercastle, awning, cabin, forecastle, ikrion, etc.)

T

Tabernacle

a timber assembly or housing that supported a mast or post at deck level

Tenon

(1) end of a timber shaped to fit into a mortise

(2) small piece of wood fitting into mortise in the strakes so as to join them

Thole

a fixed pivot point for an oar, usually a peg or a hook fixed to the side of the vessel (gunwale or the outrigger). The oar may rest either before or abaft of the thole.

Through-beam

a beam that passes completely through the sides of the vessel so that the ends are visible from outboard. Often done in an attempt to fasten the beam securely to the side by notching it over a wale.

Thwart

transverse member used as a seat

Tiller

fitted to the steering-oar to permit leverage. Fixed at an angle to the head of the rudder, can be straight or curved

Topside

above the deck

Triaconter

single-level, double-banked ship with 15 oars per side

Trieres

triple-level, double-banked ship with 170 rowers

Triple-banked

ship with crew seated in three files

Tumblehome

the inward curvature of a vessel’s upper sides as they rose from the point of maximum breadth to the bulwarks. Reduces topside weight and improves stability.

W

Wale

broad thick timber along the ship’s side, approximately midway between the gunwale and the waterline

Warship

ship designed to be used as a weapon in itself (ramming)

Wooldings

bindings to stiffen (or hold together if composite) the mast, yard and boom

Y

Yard

wooden spar at the head of the sail