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An unsaturated hydrocarbon, C5H8, of the acetylene series. Same as Valerylene.

Pertaining to, or desingating, an acid (called also valeric acid) derived from pentane.

Same as Valylene.

ohydrates widely distributed in plants, as in fruits, gums, woods, hay, etc.) which yield pentoses on hydrolysis.

Any of a group of sugars of the formula C5H10O5, as arabinose; -- so called from the five carbon atoms in the molecule. They are not fermented by yeast.

An oxide containing five atoms of oxygen in each molecule; as, phosphorus pentoxide, P2O5.

Any species of Pentremites.

A genus of crinoids belonging to the Blastoidea. They have five petal-like ambulacra.

See Lean-to.

A penstock.

The hypothetical radical, C5H11, of pentane and certain of its derivatives. Same as Amyl.

Pertaining to, derived from, or containing, pentyl; as, pentylic alcohol

Treatment of disease by the use of air or other gases.

Formerly, a measure of land in France, varying in different parts of the country. The arpent of Paris was 4,088 sq. yards, or nearly five sixths of an English acre. The woodland arpent was about 1 acre, 1 rood, 1 perch, English.

The Anglicized form of the French arpenteur, a land surveyor. [R.]

An artificer who works in timber; a framer and builder of houses, ships, etc.

The occupation or work of a carpenter; the act of workingin timber; carpentry.

nnected by being framed together, as the pieces of a roof, floor, etc.; work done by a carpenter.

The interval of the fifth.

The insertion of a letter or a sound in the body of a word; as, the b in "nimble" from AS. nemol.