An order to hold a vessel on the course she is heading.

Sailing term used to indicate a sailing vessel underway with no headsails set.

A rail fastened along the inside of the bulwarks of a vessel and pierced to hold belaying pins

A metal fitting on the mast that the stays attached to the mast; a fitting on the mast for securing rigging.

An order to make haste.

(1) Said of seas that break over a vessel or over a sea wall. (2) A whale breaches when it leaps out of the water.

A schooner with a square rigged sail on the forward mast.

The rotating element of a machine and, in the case of a compressor, is composed of the impeller (impellers) and shaft, and may include shaft sleeves and a thrust balancing device.

Depending upon as a condition

The passing of several turns of line across the jaw of a hook to prevent something on the hook, such as an eye or a line, from jumping clear.

Removal of a shipment from a vessel.

A bunk which runs under the cockpit

A trailer or semi-trailer with no sides and with the floor of the unit close to the ground.

Is the reversal of flow within a dynamic compressor that takes place when the capacity being handled is reduced to a point where insufficient pressure is being generated to maintain flow. Also known as surge.

2,000 pounds.

Any signal that is used to indicate that a vessel is in distress and needs help. Flares, smoke, audible alarms, EPIRB, electronic beacons and others are all types of distress signals.(2) A flag display or a sound, light, or radio signal calling for assist ...

Temporarily placed longitudinal bulkheads used to prevent bulk cargo from shifting.

SOnar Navigation and Ranging - A device which emits pulses of high frequency sound which are reflected by any solid object they encounter. The time from the emission of the pulse and the arrival of its returning echo is measured, giving a range to the obj ...

Are lines that supply equipment from sub headers.

The moisture content of air.