dial-upadj.n.

Brit.

/ˈdʌɪəlʌp/, U.S.

/ˈdaɪ(ə)lˌəp/

Origin: Formed within English, by compounding. Etymons: dial v., up adv.¹

Etymology: < dial v. + up adv.¹, in later use after to dial up 1b at dial v. Phrasal verbs 1. Compare to ring up (see ring v.¹ 14).

Computing and Telecommunications.

A. adj.

Designating a data transmission link that is part of a public telephone network and is accessed by dialling or keying (either manually or automatically); relating to such a link.

ΘΚΠ

society > communication > telecommunication > telegraphy or telephony > telephony > [adjective] > types of telephony

radio-telephonic1908

dial-up1960

touch-tone1960

cellular1972

1960 Datamation Jan. 57 The data transceiver equipped with a dial-up telephone feature, can transmit 10 eight-column punched cards a minute.

1969 G. B. Davis Computer Data Processing xvi. 400 T elex... A dial-up network for low-speed communications.

1975 Rep. Computer Board Managem. (Univ. Coll., London) 2 Of the initial 32 lines, half are hardwired and the rest dial-up.

1979 J. E. Rowley Mechanised In-house Information Syst. i. 63 The user may use private leased lines or rely on the public telephone network, using dial-up lines.

2004 P. O'Connor Using Computers in Hospitality (ed. 3) iv. 102 The cost of a dial-up line is based on normal telephone charges.

B. n.

1. The action or practice of dialling up; an instance of this.

ΘΚΠ

society > communication > telecommunication > telegraphy or telephony > telephony > [noun] > methods and procedures

release1882

trunking1896

hunting1912

dialling1927

hunt1927

trunk dialling1952

direct distance dialling1955

direct dialling1958

dial-up1967

1967 Proc. Inst. in Technic. & Industr. Communications 31/2 Because the equipment in the telephone central offices can handle only so many dial-ups a minute, this is another way the offices could become overloaded.

1978 W. S. Davis Information Processing Syst. xvi. 351 Dial-up can get expensive if the call is long distance.

2005 A. Sugano Real-World Network Troubleshooting Man. vii. 260 Consider installing a backup ISDN line that is configured for auto dial-up in case the primary WAN connect goes down.

2. A dial-up data link; dial-up internet access.

ΚΠ

1972 Computerworld 3 May 4/5 AT&T gives users greater flexibility with these [leased] lines than with dial-up.

1995 M. Slatalla & J. Quittner Masters of Deception (1996) xi. 150 You dial a local phone number. It's called a dialup, because you're literally dialing up the Tymnet computer.

2002 Chicago Tribune 8 Apr. iv. 1/3 49 percent of Internet time was via dial-ups.

2009 New Scientist 31 Oct. 21 Deliver high-speed internet access to rural communities that now use dial-up.

This entry has been updated (OED Third Edition, June 2014; most recently modified version published online March 2022).

单词	dial-up
释义	dial-upadj.n. Brit. /ˈdʌɪəlʌp/, U.S. /ˈdaɪ(ə)lˌəp/ Origin: Formed within English, by compounding. Etymons: dial v., up adv.¹ Etymology: < dial v. + up adv.¹, in later use after to dial up 1b at dial v. Phrasal verbs 1. Compare to ring up (see ring v.¹ 14). Computing and Telecommunications. A. adj. Designating a data transmission link that is part of a public telephone network and is accessed by dialling or keying (either manually or automatically); relating to such a link. ΘΚΠ society > communication > telecommunication > telegraphy or telephony > telephony > [adjective] > types of telephony radio-telephonic1908 dial-up1960 touch-tone1960 cellular1972 1960 Datamation Jan. 57 The data transceiver equipped with a dial-up telephone feature, can transmit 10 eight-column punched cards a minute. 1969 G. B. Davis Computer Data Processing xvi. 400 T elex... A dial-up network for low-speed communications. 1975 Rep. Computer Board Managem. (Univ. Coll., London) 2 Of the initial 32 lines, half are hardwired and the rest dial-up. 1979 J. E. Rowley Mechanised In-house Information Syst. i. 63 The user may use private leased lines or rely on the public telephone network, using dial-up lines. 2004 P. O'Connor Using Computers in Hospitality (ed. 3) iv. 102 The cost of a dial-up line is based on normal telephone charges. B. n. 1. The action or practice of dialling up; an instance of this. ΘΚΠ society > communication > telecommunication > telegraphy or telephony > telephony > [noun] > methods and procedures release1882 trunking1896 hunting1912 dialling1927 hunt1927 trunk dialling1952 direct distance dialling1955 direct dialling1958 dial-up1967 1967 Proc. Inst. in Technic. & Industr. Communications 31/2 Because the equipment in the telephone central offices can handle only so many dial-ups a minute, this is another way the offices could become overloaded. 1978 W. S. Davis Information Processing Syst. xvi. 351 Dial-up can get expensive if the call is long distance. 2005 A. Sugano Real-World Network Troubleshooting Man. vii. 260 Consider installing a backup ISDN line that is configured for auto dial-up in case the primary WAN connect goes down. 2. A dial-up data link; dial-up internet access. ΚΠ 1972 Computerworld 3 May 4/5 AT&T gives users greater flexibility with these [leased] lines than with dial-up. 1995 M. Slatalla & J. Quittner Masters of Deception (1996) xi. 150 You dial a local phone number. It's called a dialup, because you're literally dialing up the Tymnet computer. 2002 Chicago Tribune 8 Apr. iv. 1/3 49 percent of Internet time was via dial-ups. 2009 New Scientist 31 Oct. 21 Deliver high-speed internet access to rural communities that now use dial-up. This entry has been updated (OED Third Edition, June 2014; most recently modified version published online March 2022). < adj.n.1960
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