Definition of pyroligneous acid. Meaning of pyroligneous acid. Synonyms of pyroligneous acid
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Definition of pyroligneous acid
pyroligneous acidWood Wood, n. [OE. wode, wude, AS. wudu, wiodu; akin to OHG.
witu, Icel. vi?r, Dan. & Sw. ved wood, and probably to Ir. &
Gael. fiodh, W. gwydd trees, shrubs.]
1. A large and thick collection of trees; a forest or grove;
-- frequently used in the plural.
Light thickens, and the crow Makes wing to the rooky
2. The substance of trees and the like; the hard fibrous
substance which composes the body of a tree and its
branches, and which is covered by the bark; timber. ``To
worship their own work in wood and stone for gods.'
3. (Bot.) The fibrous material which makes up the greater
part of the stems and branches of trees and shrubby
plants, and is found to a less extent in herbaceous stems.
It consists of elongated tubular or needle-shaped cells of
various kinds, usually interwoven with the shinning bands
called silver grain.
Note: Wood consists chiefly of the carbohydrates cellulose
and lignin, which are isomeric with starch.
4. Trees cut or sawed for the fire or other uses.
Wood acid, Wood vinegar (Chem.), a complex acid liquid
obtained in the dry distillation of wood, and containing
large quantities of acetic acid; hence, specifically,
acetic acid. Formerly called pyroligneous acid.
Wood anemone (Bot.), a delicate flower (Anemone nemorosa)
of early spring; -- also called windflower. See Illust.
Wood ant (Zo["o]l.), a large ant (Formica rufa) which
lives in woods and forests, and constructs large nests.
Wood apple (Bot.). See Elephant apple, under Elephant.
Wood baboon (Zo["o]l.), the drill.
Wood betony. (Bot.)
(a) Same as Betony.
(b) The common American lousewort (Pedicularis
Canadensis), a low perennial herb with yellowish or
Wood borer. (Zo["o]l.)
(a) The larva of any one of numerous species of boring
beetles, esp. elaters, longicorn beetles,
buprestidans, and certain weevils. See Apple borer,
under Apple, and Pine weevil, under Pine.
(b) The larva of any one of various species of
lepidopterous insects, especially of the clearwing
moths, as the peach-tree borer (see under Peach),
and of the goat moths.
(c) The larva of various species of hymenopterous of the
tribe Urocerata. See Tremex.
(d) Any one of several bivalve shells which bore in wood,
as the teredos, and species of Xylophaga.
(e) Any one of several species of small Crustacea, as the
Limnoria, and the boring amphipod (Chelura
Wood carpet, a kind of floor covering made of thin pieces
of wood secured to a flexible backing, as of cloth.
Wood cell (Bot.), a slender cylindrical or prismatic cell
usually tapering to a point at both ends. It is the
principal constituent of woody fiber.
Wood choir, the choir, or chorus, of birds in the woods.
Wood coal, charcoal; also, lignite, or brown coal.
Wood cricket (Zo["o]l.), a small European cricket
Wood culver (Zo["o]l.), the wood pigeon.
Wood cut, an engraving on wood; also, a print from such an
Wood dove (Zo["o]l.), the stockdove.
Wood drink, a decoction or infusion of medicinal woods.
Wood duck (Zo["o]l.)
(a) A very beautiful American duck (Aix sponsa). The
male has a large crest, and its plumage is varied with
green, purple, black, white, and red. It builds its
nest in trees, whence the name. Called also bridal
duck, summer duck, and wood widgeon.
(b) The hooded merganser.
(c) The Australian maned goose (Chlamydochen jubata).
Wood echo, an echo from the wood.
(a) An engraver on wood.
(b) (Zo["o]l.) Any of several species of small beetles
whose larv[ae] bore beneath the bark of trees, and
excavate furrows in the wood often more or less
resembling coarse engravings; especially, Xyleborus
(a) The act or art engraving on wood; xylography.
(b) An engraving on wood; a wood cut; also, a print from
such an engraving.
Wood fern. (Bot.) See Shield fern, under Shield.
(a) (Bot.) Fibrovascular tissue.
(b) Wood comminuted, and reduced to a powdery or dusty
Wood fretter (Zo["o]l.), any one of numerous species of
beetles whose larv[ae] bore in the wood, or beneath the
bark, of trees.
Wood frog (Zo["o]l.), a common North American frog (Rana
sylvatica) which lives chiefly in the woods, except
during the breeding season. It is drab or yellowish brown,
with a black stripe on each side of the head.
Wood germander. (Bot.) See under Germander.
Wood god, a fabled sylvan deity.
Wood grass. (Bot.) See under Grass.
Wood grouse. (Zo["o]l.)
(a) The capercailzie.
(b) The spruce partridge. See under Spruce.
Wood guest (Zo["o]l.), the ringdove. [Prov. Eng.]
Wood hen. (Zo["o]l.)
(a) Any one of several species of Old World short-winged
rails of the genus Ocydromus, including the weka and
(b) The American woodcock.
Wood hoopoe (Zo["o]l.), any one of several species of Old
World arboreal birds belonging to Irrisor and allied
genera. They are closely allied to the common hoopoe, but
have a curved beak, and a longer tail.
Wood ibis (Zo["o]l.), any one of several species of large,
long-legged, wading birds belonging to the genus
Tantalus. The head and neck are naked or scantily
covered with feathers. The American wood ibis (Tantalus
loculator) is common in Florida.
Wood lark (Zo["o]l.), a small European lark (Alauda
arborea), which, like, the skylark, utters its notes
while on the wing. So called from its habit of perching on
Wood laurel (Bot.), a European evergreen shrub (Daphne
Wood leopard (Zo["o]l.), a European spotted moth (Zeuzera
[ae]sculi) allied to the goat moth. Its large fleshy
larva bores in the wood of the apple, pear, and other
Wood lily (Bot.), the lily of the valley.
Wood lock (Naut.), a piece of wood close fitted and
sheathed with copper, in the throating or score of the
pintle, to keep the rudder from rising.
Wood louse (Zo["o]l.)
(a) Any one of numerous species of terrestrial isopod
Crustacea belonging to Oniscus, Armadillo, and
related genera. See Sow bug, under Sow, and Pill
bug, under Pill.
(b) Any one of several species of small, wingless,
pseudoneuropterous insects of the family Psocid[ae],
which live in the crevices of walls and among old
books and papers. Some of the species are called also
book lice, and deathticks, or deathwatches.
Wood mite (Zo["o]l.), any one of numerous small mites of
the family Oribatid[ae]. They are found chiefly in
woods, on tree trunks and stones.
Wood mote. (Eng. Law)
(a) Formerly, the forest court.
(b) The court of attachment.
Wood nettle. (Bot.) See under Nettle.
Wood nightshade (Bot.), woody nightshade.
Wood nut (Bot.), the filbert.
Wood nymph. (a) A nymph inhabiting the woods; a fabled
goddess of the woods; a dryad. ``The wood nymphs, decked
with daisies trim.' --Milton.
(b) (Zo["o]l.) Any one of several species of handsomely
colored moths belonging to the genus Eudryas. The
larv[ae] are bright-colored, and some of the species,
as Eudryas grata, and E. unio, feed on the leaves
of the grapevine.
(c) (Zo["o]l.) Any one of several species of handsomely
colored South American humming birds belonging to the
genus Thalurania. The males are bright blue, or
green and blue.
Wood offering, wood burnt on the altar.
We cast the lots . . . for the wood offering. --Neh.
Wood oil (Bot.), a resinous oil obtained from several East
Indian trees of the genus Dipterocarpus, having
properties similar to those of copaiba, and sometimes
substituted for it. It is also used for mixing paint. See
Wood opal (Min.), a striped variety of coarse opal, having
some resemblance to wood.
Wood paper, paper made of wood pulp. See Wood pulp,
Wood pewee (Zo["o]l.), a North American tyrant flycatcher
(Contopus virens). It closely resembles the pewee, but
Wood pie (Zo["o]l.), any black and white woodpecker,
especially the European great spotted woodpecker.
Wood pigeon. (Zo["o]l.)
(a) Any one of numerous species of Old World pigeons
belonging to Palumbus and allied genera of the
(b) The ringdove.
Wood puceron (Zo["o]l.), a plant louse.
Wood pulp (Technol.), vegetable fiber obtained from the
poplar and other white woods, and so softened by digestion
with a hot solution of alkali that it can be formed into
sheet paper, etc. It is now produced on an immense scale.
Wood quail (Zo["o]l.), any one of several species of East
Indian crested quails belonging to Rollulus and allied
genera, as the red-crested wood quail (R. roulroul), the
male of which is bright green, with a long crest of red
Wood rabbit (Zo["o]l.), the cottontail.
Wood rat (Zo["o]l.), any one of several species of American
wild rats of the genus Neotoma found in the Southern
United States; -- called also bush rat. The Florida wood
rat (Neotoma Floridana) is the best-known species.
Wood reed grass (Bot.), a tall grass (Cinna arundinacea)
growing in moist woods.
Wood reeve, the steward or overseer of a wood. [Eng.]
Wood rush (Bot.), any plant of the genus Luzula,
differing from the true rushes of the genus Juncus
chiefly in having very few seeds in each capsule.
Wood sage (Bot.), a name given to several labiate plants of
the genus Teucrium. See Germander.
Wood screw, a metal screw formed with a sharp thread, and
usually with a slotted head, for insertion in wood.
Wood sheldrake (Zo["o]l.), the hooded merganser.
Wood shock (Zo["o]l.), the fisher. See Fisher, 2.
Wood shrike (Zo["o]l.), any one of numerous species of Old
World singing birds belonging to Grallina,
Collyricincla, Prionops, and allied genera, common in
India and Australia. They are allied to the true shrikes,
but feed upon both insects and berries.
Wood snipe. (Zo["o]l.)
(a) The American woodcock.
(b) An Asiatic snipe (Gallinago nemoricola).
Wood soot, soot from burnt wood.
Wood sore. (Zo["o]l.) See Cuckoo spit, under Cuckoo.
Wood sorrel (Bot.), a plant of the genus Oxalis (Oxalis
Acetosella), having an acid taste. See Illust. (a) of
Wood spirit. (Chem.) See Methyl alcohol, under Methyl.
Wood stamp, a carved or engraved block or stamp of wood,
for impressing figures or colors on fabrics.
Wood star (Zo["o]l.), any one of several species of small
South American humming birds belonging to the genus
Calothorax. The male has a brilliant gorget of blue,
purple, and other colors.
Wood sucker (Zo["o]l.), the yaffle.
Wood swallow (Zo["o]l.), any one of numerous species of Old
World passerine birds belonging to the genus Artamus and
allied genera of the family Artamid[ae]. They are common
in the East Indies, Asia, and Australia. In form and
habits they resemble swallows, but in structure they
resemble shrikes. They are usually black above and white
Wood tapper (Zo["o]l.), any woodpecker.
Wood tar. See under Tar.
Wood thrush, (Zo["o]l.)
(a) An American thrush (Turdus mustelinus) noted for the
sweetness of its song. See under Thrush.
(b) The missel thrush.
Wood tick. See in Vocabulary.
Wood tin. (Min.). See Cassiterite.
Wood titmouse (Zo["o]l.), the goldcgest.
Wood tortoise (Zo["o]l.), the sculptured tortoise. See
Wood vine (Bot.), the white bryony.
Wood vinegar. See Wood acid, above.
Wood warbler. (Zo["o]l.)
(a) Any one of numerous species of American warblers of
the genus Dendroica. See Warbler.
(b) A European warbler (Phylloscopus sibilatrix); --
called also green wren, wood wren, and yellow
Wood worm (Zo["o]l.), a larva that bores in wood; a wood
Wood wren. (Zo["o]l.)
(a) The wood warbler.
(b) The willow warbler.
Meaning of pyroligneous acid from wikipedia
- Pyroligneous acid
, also called
or wood acid
, is a dark liquid produced
by the destructive distillation
of wood and other plant
- the wood vinegar
it. Use of the French
derivation, pyroligneous acid
, as a widely
used term for wood vinegar emerged
by 1788. In the United...
- not be located
in close proximity
areas. Wood tars and pyroligneous acid
can be irritant
to skin and care should
- scarce, and also for the recovery
of valuable byproducts
(wood spirit, pyroligneous acid
, wood tar), which
permits. The question
of the temperature...
it both in the tar and in pyroligneous acids obtained
by a dry distillation
of beechwood. Because pyroligneous acid
as an antiseptic
- Hemicellulose Cellulosic ethanol
Dyes Lignin Liquid smoke
Lye Methanol Pyroligneous acid
Pine tar Pitch Sandalwood
Wood gas By-products Barkdust...
- trichloroacetic acid
, and concluded
with electrolytic reduction
to acetic acid
. By 1910, most glacial acetic acid
from the pyroligneous
- temperature converts
and carboxylic acids
into soluble sodium soaps
of lignin, rosin, and fatty acids
. The spent cooking liquor
- precipitate proteins
and various other organic compounds including amino acids
and alkaloids. The term tannin
(from Anglo-Norman tanner, from Medieval...
- a precursor
to other commodity
formaldehyde, acetic acid
tert-butyl ether, as well as a host of more specialized
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