| Cultured |
| Via a test tube |
| With test tubes |
| Fertilization type |
| Done in a test tube |
| Kind of fertilization |
| Type of fertilization |
| Like some fertilization |
| Experimentally, in a way |
| Like petri-dish fertilization |
| Like some fertility lab techniques |
| How "test-tube babies" are fertilized |
| In an artificial environment outside the living organism (Latin) |