| 释义 |
signless, a.|ˈsaɪnlɪs|
[f. sign n. + -less.]
1. Destitute of a sign, sign-board, or sign-post.
1684S. G. Angl. Spec. 482 Their Signless Houses are a Sign of Rich and Eminent inhabitants. 1887J. J. Hissey Holiday on Road 190 The modern hotel, of course, is signless. 1903Smart Set IX. 110 That signless, dusty road.
2. Math. Of quantities: Having no sign of direction; having no distinction of positive or negative.
1875Stewart & Tait Unseen Universe iii. §97 We now deal with quantities which cannot possess direction,..and are therefore all to be treated..as signless quantities... Now mass is of course a signless quantity.
3. Making no sign; motionless.
1856Mrs. Browning Aur. Leigh viii. 595 Poems..Which moved me in secret, as the sap is moved In still March-branches, signless as a stone. |