scratch padn.

Forms: Also scratch-pad, scratchpad.

Etymology: < scratch n.¹

1. A scribbling block. Also attributive and figurative. colloquial (originally and chiefly U.S.).

ΘΚΠ

society > communication > writing > writing materials > material to write on > paper > [noun] > pad of paper > rough work book

blotting-book1598

scribbler1890

scratch pad1895

scratch-block1897

rough book1969

1895 Montgomery Ward Catal. Spring & Summer 111/2 Desk or Scratch Pads, made from white laid, smooth finish paper for pen or pencil.

1906 Dial. Notes 3 155 Can you let me have a nickel to get a scratch-pad?

1931 W. G. McAdoo Crowded Years xv. 220 He called it a ‘scratch-pad draft’..that..was not to be taken as final.

1939 R. Chandler in Dime Detect. Fict. Aug. 48/1 The paper was from a scratch pad. It would have been very nice if it had had a message on it.

1960 News Chron. 4 Feb. 6/4 Desk and telephone and scratch-pad and paper-clips.

1966 Listener 9 June 838/3 A boy in bellbottoms lamented (or was it bragged?) he had a ‘scratchpad memory’.

1970 ‘W. Haggard’ Hardliners iii. 26 She struck out a line from her scratch-pad and the editor watched her.

1978 W. F. Buckley Stained Glass xix. 190 Blackford sat on the couch and made motions requesting a scratch pad.

2. Computing. A small, very fast memory for the temporary storage of data or for indirect addressing of the main memory; usually attributive.

ΘΚΠ

society > computing and information technology > hardware > [noun] > memory > defined by speed of access

fast store1952

immediate access store1960

scratch pad1965

1965 Proc. Conf. Amer. Federation Information Processing Societies XXVII. i. 667/2 General-purpose commercial processors with scratchpad memories did not appear on the market until 1959.

1965 Proc. Conf. Amer. Federation Information Processing Societies XXVII. i. 676/2 The magnetic core scratch~pad has an access limitation of one register per cycle.

1970 O. Dopping Computers & Data Processing x. 135 The small, fast memory, which is well suited for data and instructions that are going to be used very often, is sometimes called a scratch pad memory.

1977 Design Engin. July 77/2 It incorporates a 2k×8-bit mask-programmable read-only memory, a 64×8-bit scratchpad random-access memory, four 8-bit input/output ports and a binary timer.

1979 Personal Computer World Nov. 83/2 The user program runs in a stack whose pointer is extracted from TGTSTK (FOFA in the scratchpad RAM).

This entry has not yet been fully updated (first published 1982; most recently modified version published online June 2022).

单词	scratch pad
释义	scratch padn. Forms: Also scratch-pad, scratchpad. Etymology: < scratch n.¹ 1. A scribbling block. Also attributive and figurative. colloquial (originally and chiefly U.S.). ΘΚΠ society > communication > writing > writing materials > material to write on > paper > [noun] > pad of paper > rough work book blotting-book1598 scribbler1890 scratch pad1895 scratch-block1897 rough book1969 1895 Montgomery Ward Catal. Spring & Summer 111/2 Desk or Scratch Pads, made from white laid, smooth finish paper for pen or pencil. 1906 Dial. Notes 3 155 Can you let me have a nickel to get a scratch-pad? 1931 W. G. McAdoo Crowded Years xv. 220 He called it a ‘scratch-pad draft’..that..was not to be taken as final. 1939 R. Chandler in Dime Detect. Fict. Aug. 48/1 The paper was from a scratch pad. It would have been very nice if it had had a message on it. 1960 News Chron. 4 Feb. 6/4 Desk and telephone and scratch-pad and paper-clips. 1966 Listener 9 June 838/3 A boy in bellbottoms lamented (or was it bragged?) he had a ‘scratchpad memory’. 1970 ‘W. Haggard’ Hardliners iii. 26 She struck out a line from her scratch-pad and the editor watched her. 1978 W. F. Buckley Stained Glass xix. 190 Blackford sat on the couch and made motions requesting a scratch pad. 2. Computing. A small, very fast memory for the temporary storage of data or for indirect addressing of the main memory; usually attributive. ΘΚΠ society > computing and information technology > hardware > [noun] > memory > defined by speed of access fast store1952 immediate access store1960 scratch pad1965 1965 Proc. Conf. Amer. Federation Information Processing Societies XXVII. i. 667/2 General-purpose commercial processors with scratchpad memories did not appear on the market until 1959. 1965 Proc. Conf. Amer. Federation Information Processing Societies XXVII. i. 676/2 The magnetic core scratch~pad has an access limitation of one register per cycle. 1970 O. Dopping Computers & Data Processing x. 135 The small, fast memory, which is well suited for data and instructions that are going to be used very often, is sometimes called a scratch pad memory. 1977 Design Engin. July 77/2 It incorporates a 2k×8-bit mask-programmable read-only memory, a 64×8-bit scratchpad random-access memory, four 8-bit input/output ports and a binary timer. 1979 Personal Computer World Nov. 83/2 The user program runs in a stack whose pointer is extracted from TGTSTK (FOFA in the scratchpad RAM). This entry has not yet been fully updated (first published 1982; most recently modified version published online June 2022). < n.1895
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