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nce to evil actions; as to instigate one to a crime. He hath only instigated his blackest agents to the very extent of their malignity. Bp. Warburton.

ind tendency to some mode of action, independent of any consideration, on the part of the agent, of the end to which the action leads. Whately. An instinct is an agent which performs blindly and ignorantly a work of intelligence and knowledge. Sir W. Hamilton. By a divine instinct, men's minds mistrust Ensuing dangers.…

who, or that which, is made a means, or is caused to serve a purpose; a medium, means, or agent. Or useful serving man and instrument, To any sovereign state. Shak. The bold are but the instruments of the wise. Dryden.

the time specified. -- Fire insurance. See under Fire. -- Insurance broker, a broker or agent who effects insurance. -- Insurance company, a company or corporation whose business it is to insure against loss, damage, or death. -- Insurance policy, a certificate of insurance; the document containing the contract mad…

e relatively simple and permanent. It is supposed to alternate with differentiation as an agent in development.

One who or that which intensifies or strengthens; in photography, an agent used to intensify the lights or shadows of a picture.

To act upon each other; as, two agents mutually interact. Emerson. Tyndall.

One who, or that which, is intermediate; an interagent; a go- between.

An intervening agent or instrument. Cowper.

who, or that which, interposes or intervenes; an obstacle or interruption; a mediator or agent between parties. Shak.

That which intoxicates; an intoxicating agent; as, alcohol, opium, and laughing gas are intoxicants.

cifically (Med.), the rubbing of ointments into the pores of the skin, by which medicinal agents contained in them, such as mercury, iodide of potash, etc., are absorbed.

resembles, being silver-white, but harder, and brittle, and indifferent to most corrosive agents. With the exception of osmium, it is the heaviest substance known, its specific gravity being 22.4. Symbol Ir. Atomic weight 192.5.

hite metal. It is easily oxidized (rusted) by moisture, and is attacked by many corrosive agents. Symbol Fe (Latin Ferrum). Atomic weight 55.9. Specific gravity, pure iron, 7.86; cast iron, 7.1. In magnetic properties, it is superior to all other substances.

Any agent by which irritation is produced; as, a chemical irritant; a mechanical or electrical irritant.

Serving to excite or irritate; irritating; as, an irritative agent.

A noun suffix denoting an agent, or doer, one who practices, a believer in; as, theorist, one who theorizes; socialist, one who holds to socialism; sensualist, one given to sensuality.

Transparent; -- said of blood rendered transparent by the action of some solvent agent on the red blood corpuscles.

between the furrows, or the surface of the bore of a rifled gun between the grooves. Land agent, a person employed to sell or let land, to collect rents, and to attend to other money matters connected with land. -- Land boat, a vehicle on wheels propelled by sails. -- Land blink, a peculiar atmospheric brightness see…

n and laughing which it sometimes produces when inhaled. It is much used as an anæsthetic agent. -- Laughing goose (Zoöl.), the European white-fronted goose. -- Laughing gull. (Zoöl.) (a) A common European gull (Xema ridibundus); -- called also pewit, black cap, red-legged gull, and sea crow. (b) An American gull (La…