| IVF | In vitro fertilisation (abbr.) (3) |
| TESTTUBEBABY | Embryo conceived by in-vitro fertilisation |
| OVA | In vitro fertilization clinic items |
| INVIGORATE | Age in vitro in order to revitalise (10) |
| VISITOR | New arrival is "in vitro", perhaps (7) |
| OVUM | Eggs in vitro |
| EMBRYOS | Things grown during in vitro fertilization |
| TROCHEE | A foot preserved in vitro - cheek! |
| EGGDONORS | Some in vitro fertilization participants |
| TROPHY | In vitro physicians' cup (6) |
| ROME | It's eternal, they say, in vitro meat (4) |
| TESTTUBE | Piece of laboratory glassware used for in vitro studies or experiments with Bunsen burners such as a chemical reactions (4,4) |
| ANGIOSPERM | A flowering plant, in which the ovules are enclosed in an ovary, which develops into the fruit after fertilisation |
| LITRE | A measure of return in cross fertilisation (5) |
| NITRE | In fertilisation it reinforces saltpetre (5) |
| OVULE | Structure in seed-bearing plants that develops into a seed after fertilisation |
| VITRO | In which fertilisation there's a test-tube baby (5) |
| INVITRO | Latin term meaning 'in glass', used of process of fertilisation outside the body (2,5) |
| CLEISTOGAMY | In botany, the self-fertilisation of small permanently closed flowers, such as the violet (11) |
| CAERULEUM | Dark blue, like the sky, or Britons' war paint: omnes ... se Britanni vitro inficiunt, quod ____ efficit colorem, Caes. BG 5.14 |
