Unit Twenty Five
1) factor n. & v.
n.
1a circumstance,
fact, or influence contributing to a result.
2Math. a whole number etc. that when multiplied with another
produces a given number or expression.
3Biol. a gene etc. determining hereditary character.
4(foll. by
identifying number) Med. any of several substances in the blood
contributing to coagulation (factor eight).
5a a
business agent; a merchant buying and selling on commission. b Sc. a
land-agent or steward. c an agent or a deputy.
6a company that
buys a manufacturer's invoices and takes responsibility for collecting the
payments due on them.
v.tr.
1Math. resolve into factors or components.
2tr. sell (one's receivable debts) to a factor.
factor analysis Statistics
a process by which the relative importance of variables in the study of a
sample is assessed by mathematical techniques.
factorable adj.
2)chemical adj. &
n.
adj.
of, made by, or employing chemistry or chemicals.
n.
a substance obtained or used in chemistry.
chemical bond the
force holding atoms together in a molecule or crystal.
chemical
engineer one engaged in chemical
engineering, esp. professionally.
chemical
engineering the design, manufacture, and
operation of industrial chemical plants.
chemical
reaction a process that involves change
in the structure of atoms, molecules, or ions.
chemical
warfare warfare using poison gas and
other chemicals.
fine
chemicals chemicals of high purity usu.
used in small amounts.
heavy
chemicals bulk chemicals used in industry
and agriculture.
chemically adv.
3) sulphuric adj. (US
sulfuric) Chem.
containing sexivalent sulphur.
sulphuric acid a
dense oily colourless highly acid and corrosive fluid much used in the chemical
industry. Usage Chem. formula:
H2SO4.
4) harmful adj.
causing or likely to cause harm.
5) problem n.
1a doubtful or
difficult matter requiring a solution (how to prevent it is a problem; the
problem of ventilation).
2something hard
to understand or accomplish or deal with.
3(attrib.)
a causing problems; difficult to deal with (problem
child). b (of a play, novel, etc.) in which a social or other
problem is treated.
4a Physics
& Math. an inquiry starting from given conditions to investigate or
demonstrate a fact, result, or law. b Geom. a proposition in which something has to be
constructed (cf. theorem).
5a (in
various games, esp. chess) an arrangement of men, cards, etc., in which the
solver has to achieve a specified result. b a puzzle or question for
solution.
6) polling n.
the registering or casting of votes.
polling-booth a
compartment in which a voter stands to mark the ballot-paper.
polling-day the day of a local or general election.
polling-station a
building, often a school, where voting takes place during an election__i pr
7) station n.
& v.
n.
1a a
regular stopping place on a railway line, with a platform and usu.
administrative buildings. b these buildings (see also bus station, coach station).
2a place or
building etc. where a person or thing stands or is placed, esp. habitually or
for a definite purpose.
3a a
designated point or establishment where a particular service or activity is
based or organized (police station; polling station). b US a
subsidiary post office.
4an establishment
involved in radio or television broadcasting.
5a a
military or naval base esp. hist. in India. b the inhabitants
of this.
6position in
life; rank or status (ideas above your station).
7Austral. & NZ a large sheep or cattle farm.
8Bot. a particular place where an unusual species etc. grows.
v.tr.
1assign a station
to.
2put in position.
station-bill Naut.
a list showing the prescribed stations of a ship's crew for various drills or
in an emergency.
station
break US a pause between broadcast
programmes for an announcement of the identity of the station transmitting
them.
station
hand Austral. a worker on a
large sheep or cattle farm.
station
house US a police station.
station-keeping the maintenance of one's proper relative position in a
moving body of ships etc.
station
of the cross RC Ch. a each of a
series of usu. 14 images or pictures representing the events in Christ's
passion before which devotions are performed in some churches. b each of these
devotions.
station
pointer Naut. a ship's
navigational instrument, often a three-armed protractor, for fixing one's place
on a chart from the angle in the horizontal plane between two land- or
sea-marks.
station
sergeant Brit. the sergeant in
charge of a police station.
station-wagon an estate car.
8) forest n.
& v.
n.
1a
(often attrib.) a large area covered chiefly with trees and undergrowth.
b the trees growing in it. c a large number
or dense mass of vertical objects (a forest of masts).
2a district
formerly a forest but now cultivated (Sherwood Forest).
3hist. an area usu. owned by the sovereign and kept for
hunting.
v.tr.
1plant with
trees.
2convert into a
forest.
forest-tree a
large tree suitable for a forest.
9) serious adj.
1thoughtful,
earnest, sober, sedate, responsible, not reckless or given to trifling (has
a serious air; a serious young person).
2important,
demanding consideration (this is a serious matter).
3not slight or
negligible (a serious injury; a serious offence).
4sincere, in
earnest, not ironical or joking (are you serious?).
5(of music and
literature) not merely for amusement (opp. light
2 5a).
6not perfunctory
(serious thought).
7not to be
trifled with (a serious opponent).
8concerned with
religion or ethics (serious subjects).
10)partner n. & v.
n.
1a person who
shares or takes part with another or others, esp. in a business firm with
shared risks and profits.
2a companion in
dancing.
3a player (esp.
one of two) on the same side in a game.
4either member of
a married couple, or of an unmarried couple living together.
v.tr.
1be the partner
of.
2associate as
partners.
partnerless adj.
11) statement n.
1the act or an
instance of stating or being stated; expression in words.
2a thing stated;
a declaration (that statement is unfounded).
3a formal account
of facts, esp. to the police or in a court of law (make a statement).
4a record of
transactions in a bank account etc.
5a formal notification of the amount due to a tradesman
etc.__n
Prepared by:
Emeel Twal