in-fi-del-ity /.mfi'delati/ noun [U, C] {pi. -ies) the act of not being faithful to your wife, husband or partner, by having sex with sb else ( A#SJc#fi:fiijW ) A&frA; 11 iff ECT71 unfaithfulness marital infidelity Zjj# 10 WAl&M 0 She could not forgive his infidelities. MAft

JFd&llkWA-SArAo EXtOI FIDELITY

in-field /’mfl:ld/ noun, adv.

m noun [sing.] the inner part of the field in baseball, cricket and some other sports (

W ) 1*1^ — compare outfield n.

« adv. in or to the infield fE ( nJc |n] ) ^ A : Figo came infield from the left to score. W# A

*m0

infighting /'infaitir)/ noun [U] arguments and dis­agreements between people in the same group who are competing for power ® pfj £|$ W #■ IX. Z? ^>J; P*3 il: political infighting within the party ^|^W In 4* A in-fill /‘infil/ noun [U] 1 the filling in of a space with sth, especially the building of new houses in spaces between existing ones fa#£ |h] ; ( A ja ) fE 10 M |a] ^frM: infill development 7fjE$l#;£h|lTMW$S^ 2 the material used to fill in a space or a hole A#?; gravel infill   ► in-fill verb [V, VN]

in fil trate /'infiltreit/ verb 1 - (sb) (into sth) to enter or make sb enter a place or an organization secretly, espe­cially in order to get information that can be used against it ( ® ) iffffijftA, Vf A: [VN] The headquarters had been infiltrated by enemy spies. p|$ ?§ A T St A # A o 0 Rebel forces were infiltrated into the country. JfL tktliMA7&A0^O O [V] The CIA agents successfully infiltrated into the terrorist organizations. A Atf M. A W

2 ~ (into) sth

{technical Ain) (especially of liquids or gases Xfa

to pass slowly into sth #A;   [V] Only a

small amount of the rainwater actually infiltrates into the soil.  [also VN]

► in-fil-tra-tion /.infil'treijn/ noun [U]: infiltration of the government by enemy agents Ifr A # Ir A0 the infiltration of rain into the soil infiltrator /Tnfiltreita(r)/ noun a person who secretly becomes a member of a group or goes to a place, to get information or to influence the group '^A#; #A# in fin ite /'infinat/ adj., noun

m adj. 1 very great; impossible to measure MAW; A'A flW ETITi boundless : an infinite variety of plants $(A?it         <> a. teacher with infinite patience A A

It it A W i/tp 0 {ironic) The company in its infinite wisdom decided to close the staff restaurant (= they thought it was a good thing to do, but nobody else agreed). & n Id A tt W g it & £ * & HR X *

2 without limits; without end A HI W; A A if- W: an infinite universe AIIW^A KTI3 finite noun [sing.] 1 the infinite something that has no end APdWMtf; AA^W^t^ 2 the Infinite God in fin ite ly /'infmatli/ adv. 1 (used especially in com­parisons Affj A ft M) very much # #: Your English is infinitely better than my German.         ft$£WHi« A

A ^ T o 2 extremely; with no limit M ^; A PS ife: Human beings are infinitely adaptable. AI£WiiJSZAM AKWo

infinitesi mal /.mfmi'tesiml/ adj. {formal) extremely small M/bW; ft W BQEItiny: infinitesimal traces of poison    0 an infinitesimal risk

infinitesimally /-mali/ adv. in-fini-tive /in'finativ/ noun {grammar j&) the basic form of a verb such as be or run. In English, an infini­tive is used by itself, as is swim in She can swim, or with to as in She likes to swim. ( zj/jiaJW )          A Wzft

, #P she can swim AW swim, to, $P she likes to swim ) ITST771 see split v. in fin ity /in'finati/ noun {pi. -ies) 1 [U] (also in-fin-it-ies [pi.]) the state of having no end or limit APS; A A: the infinity/infinities of space $ |b] W A PS 2 [U] a point far away that can never be reached APSSW^; A A Izs; The landscape seemed to stretch into infinity. ft T AAS^iio 3 {symb oo) [u, c] {mathematics a number larger than any other AAA ( W ffc ) 4 [sing.] a large amount that is impossible to count A'tk

it#WS; APSAWi:; an infinity of stars m A^W

MM

in-firm /in'f3:m; NAmE in'f3:rm/ adj. 1 ill/sick and weak, especially over a long period or as a result of being old (          ) ^HW; ¥£ftHW 2 the infirm noun [pi.]

people who are weak and ill/sick for a long period ^ HWA; # IIW A: care for the elderly and infirm A

in-firm-ary /in'f3:mari; NAmE -'f3:rm-/ noun {pi. -ies)

1             (often used in names) a hospital (  ) @EI^

2             a special room in a school, prison, etc. for people who are ill/sick (

in-firm-ity /in'f3:mati; NAmE -'f3:rm-/ noun [u, C] {pi. -ies) weakness or illness over a long period ( -fcc M W )

II,      We all fear disability or infirmity.

WfeBssSc&llo 0 the infirmities of old age ^A'AII infix /'infiks/ noun {grammar) a letter or group of letters added to the middle of a word to change its meaning

in fla-grante /,m fla'graenti/ adv. (from Latin, literary or humorous) if sb is found or caught in flagrante, they are discovered doing sth that they should not be doing, especially having sex ^

in-flame /in'fleim/ verb [VN] {formal) 1 to cause very strong feelings, especially anger or excitement, in a person or in a group of people $1® • • ■ W 3®   ; (A

ts ) ^ ^ M ifa : His comments have inflamed

teachers all over the country. jlfaWif AHiWo

2 to make a situation worse or more difficult to deal with          f         : The situation was

further inflamed by the arrival of the security forces.

in-flamed /in'fleimd/ adj. 1 (of a part of the body bPM) red, sore and hot because of infection or injury A i^W; ^tWW 2 (of people, feelings, etc. A, lift#) very angry or excited ®^W; A#^S(jW inflammable /in'flaemabl/ adj. 1 {especially BrE) = flammable: inflammable material          2 full of

strong emotions or violence  M^^W

inflam mation /.mfla'meijn/ noun [u, C] a condition in which a part of the body becomes red, sore and swollen because of infection or injury AA; All in flam ma tory /in'flaematri; NAmE -toiri/ adj. 1 (disap­proving) intended to cause very strong feelings of anger &AA&W: inflammatory remarks faW g 2 {medical IS) causing or involving inflammation

AAW; AttW

in flat able /m'fleitabl/ adj., noun m adj. needing to be filled with air or gas before you use it HW: an inflatable mattress noun 1 an inflatable boat % A 2 a large object made of plastic or rubber and filled with air or gas, used for children to play on, or as an advertisement for sth-^Sc*; AM^g#iB inf late /in'fleit/ verb 1 to fill sth or become filled with gas or air AA;       [VN] Inflate your life jacket by

pulling sharply on the cord.

0 [V] The life jacket failed to inflate. # A A A t£ A A 0 2 [VN] to make sth appear to be more important or impressive than it really is i£n£;        3 to increase in

price; to increase the price of sth ( fk )    [VN] The

principal effect of the demand for new houses was to inflate prices.

o [V] Food prices are no longer inflating at the same rate as lastyear.          W±if¥fiA#ff A

compare deflate(3), reflate in-flated /in'fleitid/ adj. 1 (especially of prices AjaMIfr) higher than is acceptable or reasonable Mi^W; iSi#A ^JIW: inflated prices/salaries          / irA 2 (of

ideas, claims, etc. ®      , ±|fe#) believing or claiming

that sb/sth is more important or impressive than they really are W;  W: He has an inflated sense

of his own importance.

inflation /in'fleijn/ noun [u] 1 a general rise in the prices of services and goods in a particular country, resulting in a fall in the value of money; the rate at