ESTABLISHMENT. The regulated complement or quota of officers and men to a ship, either in time of war or peace. The equipment. The regulated dimensions of spars, cabin, rigging, &c.—Establishment of a port. An awkward phrase lately lugged in to denote the tide-hour of a port.

ESTIVAL. See [Æstival].

ESTOC. A small stabbing sword.

ESTUARY. An inlet or shoaly arm of the sea into which a river or rivers empty, and subject to tidal influence.

ESTURE. An old word for the rise and fall of water.

ETESIAN WINDS. The Etesiæ of the ancients; winds which blow constantly every year during the time of the dog-days in the Levant.

ETIQUETTE. Naval or military observances, deemed to be law.

EUPHROE. See [Uvrou].

EVACUATE. To withdraw from a town or fortress, in virtue of a treaty or capitulation; or in compliance with superior orders.

EVECTION. A term for the libration of the moon, or that apparent oscillatory inequality in her motion, caused by a change in the excentricity of her orbit, whereby her mean longitude is sometimes increased or diminished to the amount of 1° 20′, whereby we sometimes see a little further round one side than at others.