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单词 preselective
释义

preselectiveadj.

Brit. /priːsᵻˈlɛktɪv/, U.S. /prisəˈlɛktɪv/
Origin: Formed within English, by derivation. Etymons: pre- prefix, selective adj.
Etymology: < pre- prefix + selective adj., after preselect v., preselector n. Compare slightly earlier pre-selecting adj. at preselect v. Derivatives.
That preselects something; permitting or involving preselection; that uses or includes a preselector.
ΘΚΠ
the mind > will > free will > choice or choosing > types of choice > [adjective] > selecting > in advance
pre-selecting1924
preselective1925
society > occupation and work > equipment > machine > parts of machines > mechanism > [adjective] > other
overhead1682
step by step1803
belt-tightening1873
throw-out1883
planetary1904
preselective1925
silky1935
servomechanical1946
servoing1959
switched1962
quartz-locked1977
1925 Jrnl. Inst. Electr. Engineers 63 660/2 If there are switches with a large number of outlets the problem does not arise; neither would it arise if one could use pre~selecting outgoing secondary switches, i.e. switches which themselves found the line before it was wanted... Such a circuit will no doubt arrive and, when it does, outgoing switches of a pre-selective type will for 10-point switches..completely sweep the board.
1941 J. S. Huxley Uniqueness of Man ii. 54 Pre-selective influences are those which attract certain types into an environment and discourage others.
1971 B. Scharf Engin. & its Lang. xvi. 234 More sophisticated overhead chain conveyors are provided with a mechanism by means of which any one of a number of discharge points can be preselected at any loading station. The material will then be automatically discharged or moved on to a side line... These conveyors are termed preselective overhead chain conveyors.
2001 Model Collector May 47/2 At first the engine was driven by petrol, later oil, with both indirect injection and direct injection. There was a mixture of crash and pre-selective gearboxes.
This entry has been updated (OED Third Edition, March 2007; most recently modified version published online March 2022).
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adj.1925
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