intromissive, a.
(-ˈmɪsɪv)
[f. L. intrōmiss-, ppl. stem of intrōmittĕre (see next) + -ive.]
Having the quality or effect of intromitting or letting in (e.g. rays of light); connected with intromission.
| 1808 Herschel in Phil. Trans. XCIX. 279 As in fig. 8 and 9, the intromissive separation was produced by the horizontal side, so it is, in these figures, effected by the vertical one. |