Arbor Day /'a:ba dei; NAmE 'airbar/ noun a day when people in the US, Australia, New Zealand and some other countries plant trees (US.

sw)

arbor eal /a:'bo:rial; NAmE a:r'b-/ adj. (technical ft iff) relating to trees; living in trees  ^

arboretum /,a:ba'ri:tam; NAmE ,a:rb-/ noun (pi ar-bor etums or ar-boreta /-ta/) a garden where many different types of tree are grown, for people to look at or for scientific study ( M ) M ft |s|, II

arbori cul ture /'a:barikAltJa(r); NAmE 'a:rb-/ noun [U] the study or practice of growing trees and shrubs ft ►ar-bori-cul-tural/.arbari'kAltJ’aral; NAmE ,a:rb-/ adj.: an arboricultural specialist M ft $ J/r ar bori cul tur ist noun

Ar-borio /a:'bo:riau; NAmE a:r'bo:riou/ noun [U] a type of Italian rice with a short grain       $/;>!<:

arbour (BrE) {NAmE arbor) /'aiba(r); NAmE 'a:rb-/ noun a shelter in a garden/yard for people to sit under, made by growing climbing plants over a frame ( {tl%\, R T

mmm) mm,

arbu tus /a:'bju:tas; NAmE a:r'b-/ noun a type of ever­green tree with broad leaves, pink or white flowers and berries like strawberries % ^ H i/4 li'i % ( iMlnf viV

m,    )

arc /a:k; NAmE a:rk/ noun, verb

m noun 1 {geometry jl fsf) part of a circle or a curved line % — picture o circle 2 a curved shape : the arc of a rainbow   0 The beach swept around in an

arc.   3 {technical ^ifi) an electric

current passing across a space between two terminals — see also arc lamp

mverb (arc-ing /'arkirj; NAmE 'a:rk-/, arced, arced /a:kt; NAmE a:rkt/) [V] {technical ft in) 1 to move in the shape of an arc         2 to form an electric arc

arcade /ai'keid; NAmE a:r'k-/ noun 1 a covered passage with arches along the side of a row of buildings (usually a row of shops/stores) gtjgjsoiit (

1# [§] /d H HU (ft 'Tf ® ^ jl ).2 a covered passage between streets, with shops/stores on either side j§[ /£'

( i$;TM m  ) 3 (also ’shopping

arcade) (both BrE) a large building with a number of shops/stores in it  ft" ; $ ik 4* ft"

— compare shopping mall 4 = amusement arcade: arcade games

Arca dia /ai’keidia; NAmE air’k-/ noun [sing.] a part of southern Greece used in poetry and stories to represent an idea of perfect country life H" -f? ii ®        i$f fr|5 Mi

K,  )

Arca dian /ai’keidian; NAmE a:r‘k-/ adj. of or connected with Arcadia or an idea of perfect country life |fo[ f? iff! ft.

arca na /ai’keina; NAmE air’k-/ noun 1 [pi.] things that are secret or mysterious 'ft ft if; # ft ^ 2 [sing.] either of the two groups of cards in a tarot pack/ deck, the major arcana and the minor arcana W

arcane /ai’kein; NAmE a:r’k-/ adj. (formal) secret and mysterious and therefore difficult to understand M %

(ft; H$««lft

arch /artX; NAmE airtJV noun, verb, adj. u noun 1 a curved structure that supports the weight of sth above it, such as a bridge or the upper part of a

building m ( mw n m m i $ m -m b % m >

2 a structure with a curved top that is supported by straight sides, sometimes forming an entrance or built as a monument |v ]; Go through the arch and follow the path. % jjft jft fl ft ft ml £ 0 0 Marble Arch is a famous London landmark.   f1 Sfcftjtft

o 3 the raised part of the foot formed by a curved section of bones jg. #; £ ^ — picture o body 4 anything that forms a curved shape at the top $B$1:        the delicate arch of her eyebrows MSP ^fft

mm

m verb 1 if you arch part of your body, or if it arches, it moves and forms a curved shape ( fj£ )       ^ B:  [VN]

The cat arched its back and hissed.      fB ifr