qua-lung /'sekwaLvq/ noun a
piece of breathing equipment that a diver
wears on his/her back when swimming underwater 3£fft?ll7kf§ aquamarine /.aBkwama'riin/ noun 1 [C,
U] a pale greenish-blue semi-precious
stone M US IS. 5 2 [U] a pale greenish-blue colour $£3S; ffiM.fe ► aqua-marine
adj.: an aquamarine
sea 5Sfe65 A?§ aqua-plane /'aekwaplein/ verb, noun m verb [V] 1 [BrE) (NAmE hydro-plane) (of a motor vehicle
f/l A #5) to slide out of control on a wet road fe if]H M t fT i# A fe 2 to stand
on a board that is pulled along on water behind a speedboat in the sport of
AQUAPLANING
if /jC
a noun a board that sb
stands on in the sport of aquaplaning if 7jc1&
aquaplaning /’rnkwapleinir)/ noun [U]
1 the
sport of being pulled along on a board behind a speedboat on water ( )
f #1 2 (BrE) [NAmE hydro
planing) the fact of a vehicle sliding on a wet
surface, so that it is out of control ( HAAifl65 ) tlf aquar ium /a’kweariam; NAmE a'kwer-/
noun
{pi. aquariums or aquaria
/-ria/)
1 a large glass container in which fish and other water creatures and plants
are kept fk&fel; 2 a building
where people can
go to see fish and other
water creatures Aquar-ius /a'kwearias; NAmE a'kwer-/ (also the 'Water Bearer,
the 'Water Carrier) noun 1 [U] the 11th sign of
the zodiac + $1^; $1(1)1
2 [sing.] a person born under the influence
of this sign, that is between 21 January and 19 February 65A ( 1 n 21 HI 2 M 19
0 ) ► Aquarian
/a'kwearian;
NAmE a'kwer-/
noun,
adj. aqua-robics
/.aekwa'raubiks;
NAmE -'rou-/
noun [U]
physical exercises that you do in water, often done in classes ( #i--compare
AEROBICS
aqua-tic /a'kwaetik/ adj. [usually
before noun] 1 growing
or living in, on or near water 7k fe Eft; Tkffi 65; aquatic
plants,/life/ecosystems tK fe
ft / 5k % M
2
connected with water 7jc 65 ; 7k A 65 : 7k Jj
65 : aquatic sports 7k±
aqua-tint /'aekwatint/ noun [u,
C] (technical A
iff) a method of producing a picture using acid on a metal plate; a picture
produced using this method
aque-duct /'aekwidAkt/ noun a structure for
carrying water, usually one built like a bridge across a valley or low ground
if fit;
aqueous /'eikwias/ adj. {technical A
in) containing water; like water 7k 65; AtJc65;
7kfefr5 .aqueous
'humour {BrE) {NAmE .aqueous humor) noun [U]
(anatomy fljf)
the clear liquid inside the front part of the eye I% 7k , JK 0 7k, ( M M 65 7k fe )€ ) —
compare vitreous humour aqui-fer /'aekwifa(r)/ noun {geology ilk)
a layer of rock or soil that can absorb and hold water ( ^^^±i#65 ) t-7kf; , ,
aquiline /‘aekwilain/ adj. {formal) a person with an aquiline
nose or aquiline features has a nose that is thin and curved, similar to that
of an eagle 15 ^ 65;
Arab /'aerab/ noun, adj.
■
noun 1 a person from the
Middle East or N Africa, whose ancestors
lived in the Arabian Peninsula psjfe teA 2 a type of horse originally
from Arabia IWfetefe * adj. of or connected with
Arabia or Arabs psjfete 65; W fete A 65: Arab countries Wfete if SI ar ab esque /.aera'besk/ noun
1 [C] (in ballet If) a position in which
the dancer balances on one leg with the other leg lifted and stretched out
behind parallel to the ground HfeM#r&», (
HBPtife,
MloJlS
A# ) 2 [C, U] (in art £ A) a type of design where
lines wind around each other PoJfetefeifo ( Sffl )
Ara bian /a'reibian/ adj. of
or connected with