autocollimatingadj.

Brit.

/ˌɔːtə(ʊ)ˈkɒlᵻmeɪtɪŋ/, U.S.

/ˌɔdəˈkɑləˌmeɪdɪŋ/,

/ˌɔdoʊˈkɑləˌmeɪdɪŋ/,

/ˌɑdəˈkɑləˌmeɪdɪŋ/,

/ˌɑdoʊˈkɑləˌmeɪdɪŋ/

Origin: Formed within English, by compounding. Etymons: auto- comb. form¹, collimating adj. at collimate v. Derivatives.

Etymology: < auto- comb. form¹ + collimating adj. at collimate v. Derivatives. Compare earlier autocollimation n.

Of an instrument: that employs autocollimation.

ΘΚΠ

the world > physical sensation > sight and vision > optical instruments > instrument for distant vision > [adjective] > telescope > other telescopes

Galilean1728

dialytic1839

coudé1888

autocollimating1898

Keplerian1909

double-barrelled1955

Dobsonian1980

1898 Philos. Trans. (Royal Soc.) A. 191 324 The illuminating and observing apparatus consists of an autocollimating telescope.

1915 R. A. Houstoun Treat. Light vii. 106 The Abbe or Auto-collimating Spectrometer..performs the functions of both telescope and collimator.

1946 Nature 24 Aug. 275/1 The auto-collimating spectrograph consists of solid glass prisms of 6-in. aperture.

2009 T. Williams Thermal Imaging ix. 171 The laser can be replaced by an autocollimating telescope.

This entry has been updated (OED Third Edition, June 2011; most recently modified version published online December 2021).

单词	autocollimating
释义	autocollimatingadj. Brit. /ˌɔːtə(ʊ)ˈkɒlᵻmeɪtɪŋ/, U.S. /ˌɔdəˈkɑləˌmeɪdɪŋ/, /ˌɔdoʊˈkɑləˌmeɪdɪŋ/, /ˌɑdəˈkɑləˌmeɪdɪŋ/, /ˌɑdoʊˈkɑləˌmeɪdɪŋ/ Origin: Formed within English, by compounding. Etymons: auto- comb. form¹, collimating adj. at collimate v. Derivatives. Etymology: < auto- comb. form¹ + collimating adj. at collimate v. Derivatives. Compare earlier autocollimation n. Of an instrument: that employs autocollimation. ΘΚΠ the world > physical sensation > sight and vision > optical instruments > instrument for distant vision > [adjective] > telescope > other telescopes Galilean1728 dialytic1839 coudé1888 autocollimating1898 Keplerian1909 double-barrelled1955 Dobsonian1980 1898 Philos. Trans. (Royal Soc.) A. 191 324 The illuminating and observing apparatus consists of an autocollimating telescope. 1915 R. A. Houstoun Treat. Light vii. 106 The Abbe or Auto-collimating Spectrometer..performs the functions of both telescope and collimator. 1946 Nature 24 Aug. 275/1 The auto-collimating spectrograph consists of solid glass prisms of 6-in. aperture. 2009 T. Williams Thermal Imaging ix. 171 The laser can be replaced by an autocollimating telescope. This entry has been updated (OED Third Edition, June 2011; most recently modified version published online December 2021). < adj.1898
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