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An islet, or little isle, in a river or lake; an eyot. The ait where the osiers grew. R. Hodges (1649). Among green aits and meadows. Dickens.

A white crystalline base, C3H7NO2, derived from aldehyde ammonia.

Of or pertaining to alcohol, or partaking of its qualities; derived from, or caused by, alcohol; containing alcohol; as, alcoholic mixtures; alcoholic gastritis; alcoholic odor.

Serving to drive off fever; antifebrile. -- n.

f North America. The name was originally applied to a group of Indian tribes north of the River St. Lawrence.

Of, pertaining to, or derived from, fat; fatty; -- applied to compounds having an openc-hain structure. The aliphatic compounds thus include not only the fatty acids and other derivatives of the paraffin hydrocarbons, but also unsaturated compounds, as the ethylene and acetylene series.

[From the Allegheny River, Pennsylvania.] (Geol.) Pertaining to or designating a subdivision of the Pennsylvanian coal measure.

nia and Australia] spread over a far wider space: they are found not only on the banks of rivers, and in their beds, but are scattered over the surface of vast plains. R. Cobden.

Deposits of earth, sand, gravel, and other transported matter, made by rivers, floods, or other causes, upon land not permanently submerged beneath the waters of lakes or seas. Lyell.

A kind of dance. See Allemande. Almain rivets, Almayne rivets, or Alman rivets, a sort of light armor from Germany, characterized by overlapping plates, arranged to slide on rivets, and thus afford great flexibility.

Away from; clear from. [Obs.] Rivetus . . . would fain work himself aloof these rocks and quicksands. Milton.

A proportion derived from another proportion by interchanging the means.

The channel of a river. Weate.

Of or pertaining to the river Amazon in South America, or to its valley.

A prefix meaning about, around; -- used in words derived from the Latin.

Related to, or derived, ammonia; -- used chiefly as a suffix; as, amic acid; phosphamic acid. Amic acid (Chem.), one of a class of nitrogenized acids somewhat resembling amides.

Containing, or derived from, amidogen. Amido acid, an acid in which a portion of the nonacid hydrogen has been replaced by the amido group. The amido acids are both basic and acid. -- Amido group, amidogen, NH2.

One of a class of strongly basic substances derived from ammonia by replacement of one or more hydrogen atoms by a basic atom or radical.

Astray; faultily; improperly; wrongly; ill. What error drives our eyes and ears amiss Shak. Ye ask and receive not, because ye ask amiss. James iv. 3. To take (an act, thing) amiss, to impute a wrong motive to (an act or thing); to take offense at' to take unkindly; as, you must not take these questions amiss.…

One who lives near a river. [Obs.] Bailey.