† photisticsn.

Origin: A borrowing from Greek, combined with an English element. Etymons: Greek ϕωτ- ,ϕῶς , -istic suffix.

Etymology: < ancient Greek ϕωτ-, ϕῶς light (see photo- comb. form) + -istic suffix: see -ic suffix 2 (see quot. 1831). Compare later photistic adj.

Obsolete. rare.

William Whewell's name for: the branch of physics concerned with the properties and phenomena of light; optics.

ΚΠ

1831 W. Whewell Let. 18 Sept. in I. Todhunter William Whewell (1876) II. 132 It is very true that we very much want a name for the part of science which treats of Light..also..that which treats of Heat... I have called one Photistics and the other Thermatics.

This is a new entry (OED Third Edition, March 2006; most recently modified version published online March 2020).

单词	photistics
释义	† photisticsn. Origin: A borrowing from Greek, combined with an English element. Etymons: Greek ϕωτ- ,ϕῶς , -istic suffix. Etymology: < ancient Greek ϕωτ-, ϕῶς light (see photo- comb. form) + -istic suffix: see -ic suffix 2 (see quot. 1831). Compare later photistic adj. Obsolete. rare. William Whewell's name for: the branch of physics concerned with the properties and phenomena of light; optics. ΚΠ 1831 W. Whewell Let. 18 Sept. in I. Todhunter William Whewell (1876) II. 132 It is very true that we very much want a name for the part of science which treats of Light..also..that which treats of Heat... I have called one Photistics and the other Thermatics. This is a new entry (OED Third Edition, March 2006; most recently modified version published online March 2020). < n.1831
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