| 释义 |
perimetry|pəˈrɪmɪtrɪ|
[f. as perimeter + -y: cf. geometry, etc.]
1. Measurement round; perimeter. Now rare.
1570Dee Math. Pref. a iij b, To be certified, either of the length, perimetry, or distance lineall. 1571Digges Pantom. ii. xiv. N iij b, The one is equall to the semidiameters, the other to the perimetrie or circumference. 1903Westm. Gaz. 9 Jan. 2/1 The contention..that cranial perimetry has but little relation to cerebral quality is no doubt well founded.
2. Measurement of the field of vision by means of the perimeter (perimeter 2).
1893Syd. Soc. Lex., Perimetry, the measuring the dimensions of the field of vision by means of the perimeter. 1899Allbutt's Syst. Med. VI. 847 It is unnecessary..to convert perimetry into a solemn function. |