lossyadj.

/ˈlɒsi/

/ˈlɔːsi/

Etymology: < loss n.¹ + -y suffix¹.

Characterized by or causing dissipation of electrical or electromagnetic energy.

ΘΚΠ

the world > matter > physics > electromagnetic radiation > electricity > transmission of electricity, conduction > [adjective] > with dissipation

lossy1948

1948 H. A. Leiter in L. D. Smullin & C. G. Montgomery Microwave Duplexers ix. 378 Lossy cables are used..in order to isolate the oscillator from effects of mismatch in the unit under test.

1949 L. L. Langton Radio-frequency Heating Equipm. v. 76 A lossy capacitor.

1969 Sci. Jrnl. Dec. 44/3 At optical frequencies a metal transmission line structure would be very ‘lossy’ and only transparent dielectric materials such as glass can be considered.

1970 J. Earl How to choose Tuners & Amplifiers iv. 94 Most transformers are ‘lossy’ at the sub-bass end of the spectrum.

Draft additions January 2011

Chiefly Computing. Of data compression: in which some information which is considered inessential or unnecessary is discarded; relating to or involving such compression. Contrasted with lossless adj. Additions.Lossy methods of compressing data typically allow for greater compression than lossless ones.

ΚΠ

1980 R. A. Myers in P. A. Kolers et al. Processing Visible Lang. 2 350 Compression can be lossy, as when some of the information may be irretrievably lost.

1993 PC Mag. Nov. 315/1 Lossy compression algorithms give up bit-for-bit accuracy for higher compression ratios.

2009 Guardian (Nexis) 25 June (Technol. section) 5 Most people convert to a ‘lossy’ format such as MP3, AAC [Advanced Audio Coding] or WMA [Windows Media Audio]. This produces very small files, but there is inevitably some loss of quality.

This entry has not yet been fully updated (first published 1976; most recently modified version published online December 2019).

单词	lossy
释义	lossyadj. /ˈlɒsi//ˈlɔːsi/ Etymology: < loss n.¹ + -y suffix¹. Characterized by or causing dissipation of electrical or electromagnetic energy. ΘΚΠ the world > matter > physics > electromagnetic radiation > electricity > transmission of electricity, conduction > [adjective] > with dissipation lossy1948 1948 H. A. Leiter in L. D. Smullin & C. G. Montgomery Microwave Duplexers ix. 378 Lossy cables are used..in order to isolate the oscillator from effects of mismatch in the unit under test. 1949 L. L. Langton Radio-frequency Heating Equipm. v. 76 A lossy capacitor. 1969 Sci. Jrnl. Dec. 44/3 At optical frequencies a metal transmission line structure would be very ‘lossy’ and only transparent dielectric materials such as glass can be considered. 1970 J. Earl How to choose Tuners & Amplifiers iv. 94 Most transformers are ‘lossy’ at the sub-bass end of the spectrum. Draft additions January 2011 Chiefly Computing. Of data compression: in which some information which is considered inessential or unnecessary is discarded; relating to or involving such compression. Contrasted with lossless adj. Additions.Lossy methods of compressing data typically allow for greater compression than lossless ones. ΚΠ 1980 R. A. Myers in P. A. Kolers et al. Processing Visible Lang. 2 350 Compression can be lossy, as when some of the information may be irretrievably lost. 1993 PC Mag. Nov. 315/1 Lossy compression algorithms give up bit-for-bit accuracy for higher compression ratios. 2009 Guardian (Nexis) 25 June (Technol. section) 5 Most people convert to a ‘lossy’ format such as MP3, AAC [Advanced Audio Coding] or WMA [Windows Media Audio]. This produces very small files, but there is inevitably some loss of quality. This entry has not yet been fully updated (first published 1976; most recently modified version published online December 2019). < adj.1948
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