19-letter words containing g, l, u, c, i
- vaginal intercourse — intercourse involving insertion of the penis into the vagina
- vocational guidance — the process of assisting a student to choose, prepare for, and enter an occupation for which he or she shows aptitude.
- wide-angle glaucoma — open-angle glaucoma. See under glaucoma.
- with flying colours — If you pass a test with flying colours, you have done very well in the test.